Jan 10, 2022 · Exterior Angles are created where a transversal crosses two (usually parallel) lines. Each pair of these angles are outside the parallel lines, and on the same side of the transversal. Try this Drag an orange dot at A or B. Notice that the two exterior angles shown are supplementary (add to 180°) if the lines PQ and RS are parallel. Referring ...Find out how much paint you'll need to buy to cover your home in this helpful article about estimating exterior paint. Advertisement The size of the house, the condition of the sur...Same-Side Exterior Angle Converse Theorem. If two lines intersected by a transversal form supplementary same-side exterior angles, then the lines are ...These form two exterior angle pairs on the outside of the two parallel lines, with one pair on one side of the transversal and the second pair on the other side of the transversal. Each pair of exterior angles formed by two parallel lines crossed by a transversal is supplementary. For example in the figure below, ∠ 1, ∠ 7 and ∠ 2, ∠ 8 ...Another example of same side exterior angles is @$\begin{align*}\angle 1\end{align*}@$ and @$\begin{align*}\angle 8\end{align*}@$ . When a transversal intersects parallel lines, exterior angles on the same side of the transversal are supplementary. So, the same side interior angles can be congruent only when each angle is equal to Sep 6, 2023 · Alternate Exterior Angles. When two lines are crossed by another line (called the Transversal ): Alternate Exterior Angles are a pair of angles on the outer side of each …The name does not clearly describe the "location" of these angles. The angles are on the SAME SIDE of the transversal, one INTERIOR and one EXTERIOR, but not ...23 Apr 2010 ... This is "Special Angle Pairs" by Mountain Heights Academy Videos on Vimeo, the home for high quality videos and the people who love them.Same side interior angles are a pair of non-adjacent angles formed by two parallel lines (or non-parallel lines) cut by a transversal. They lie on the same side of the transversal and in the interior region between two lines. The same side interior angles are also called co-interior angles or consecutive interior angles.The size of one exterior angle. We know the sum of exterior angles for a polygon is 360°. 3 Solve the problem using the information you have already gathered with use of the formulae interior angle + + exterior angle =180∘ = 180∘ and Sum of interior angles =(n−2)×180∘ = (n − 2) × 180∘ if required. 360 ÷6 =60 360 ÷ 6 = 60.Nov 16, 2022 · Exterior Angle. The Exterior Angle is the angle between. any side of a shape, and a line extended from the next side. Another example: When we add up the Interior …Since angles which form a line are supplementary, we could subtract 180-91=89 to get the angle right above 91 on line a, then use alternate exterior angles congruent for parallel lines. We could also do the same for the 89 degree angle which would give the angle to the right as 91 degress, and use corresponding angles congruent, thus lines are ...Nov 21, 2023 · Consecutive exterior angles are exterior angles that are on the same side of the transversal. Consecutive exterior angles The orange angles a and g make up a consecutive exterior angle pair. Learn how to use the exterior angle theorem to find the measure of an exterior angle in a triangle. The exterior angle theorem states that the exterior angle is equal to the sum of the two opposite interior angles. See the proof, inequality theorem, and examples with practice questions. We can learn a lot about regular polygons by breaking them into triangles like this: Notice that: the "base" of the triangle is one side of the polygon. the "height" of the triangle is the "Apothem" of the polygon. Now, the area of …Imho the videos (actually there are more of them but they all resort to the same reasoning) about transversals and the ones about the sum of the angles inside a triangle are not consistent because they are circular reasoning : the "sum of angles in a triangle" starts from alleged proof of "angles in parallel lines and transversals", while these video's don't prove anything (it's taken for ... Same Side Exterior Interactive Parallel Line and Angles Explore the rules for the different types of congruent and supplementary angles here by dragging the points and selecting which angle pair you'd like to explore.Jun 15, 2022 · Same side interior angles are two angles that are on the same side of the transversal and on the interior of (between) the two lines. Figure \(\PageIndex{1}\) Same Side Interior Angles Theorem: If two parallel lines are cut by a transversal, then the same side interior angles are supplementary. Figure \(\PageIndex{2}\) Exterior doors are one of the most used features of a structure. Exterior doors must endure temperature differences from one side to the other that can Expert Advice On Improving Y...There are two pairs of alternate exterior angles. Alternate Exterior Angles Corresponding Angles. A pair of angles that lie on the same side of the transversal as well as the same sides of the parallel lines (above or below) make a pair of corresponding angles. The two angles in each pair are equal. There are four pairs of corresponding angles. Same-Side Exterior Angles. Lines AB and FC are parallel. Line BC is a transversal. 1. Use points A, B, and C to move the lines. Observe the angle values. 2. <ABE and <FCG are same-side exterior anlges. Name another pair of same-side exterior angles.Exterior angle theorem states that the measure of an exterior angle of a triangle is equal to the sum of two remote interior angles. The remote interior angles or opposite interior angles are the angles that are non …A co-interior angle is formed when two lines are intersected by a third line in two distinct points. The four angles that lie on the inside of the two lines are called interior ang...Nov 21, 2023 · Consecutive exterior angles are exterior angles that are on the same side of the transversal. Consecutive exterior angles The orange angles a and g make up a consecutive exterior angle pair. 13 Jun 2014 ... Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have ...Cracking the Code: Same Side Exterior Angles Explained • Same Side Exterior Angles Demystified • Discover the fascinating connection between same side exteri...Jun 28, 2023 · Alternate exterior angles are "exterior" (outside the parallel lines), and they "alternate" sides of the transversal. Notice that, like the alternate interior angles, these …The angles are on the SAME SIDE of the transversal, one INTERIOR and one EXTERIOR, but not adjacent. The angles lie on the same side of the transversal in "corresponding" positions. When the lines are parallel, the measures are equal. ∠1 and ∠2 are corresponding angles. ∠3 and ∠4 are corresponding angles. A unit in almost every geometry class has parallel lines cut by a transversal. These three lines create a slew of angles that you will need to know and understand. They include corresponding, alternate interior, alternate exterior, same-side interior and same-side exterior. Grade A will make it easy for your to learn these vocabulary terms, and ...If two lines are parallel, the interior angles on the same side are complementary, and the exterior angles on the same side are; ... such as angles 1 and 6, are referred to as exterior angles. Angles on different sides of the transversal are referred to as alternate angles. For example, 1 plus 8 is an alternate angle. Co-interior Angles.The angles formed are called vertical, supplementary, alternate interior, alternated exterior, same-side interior, same-side exterior, and corresponding angles. Here is a list of commonly used terms to describe angles formed by two parallel lines that are cut by …Aug 30, 2023 · The converse of same-side interior angles theorem says that the two same-side interior angles must be supplementary (add up to 180°) for the lines to be parallel. 115° and 75° add up to 190° so lines l and m cannot be parallel. 5. Identify: What are the transversals of A B ↔ and B D ↔. The transversals of A B ↔ are A C ↔ and B D ↔. This includes alternate interior angles, alternate exterior angles, corresponding angles, vertical angles, supplementary angles, same side interior angles, and ...There are several important decisions to make when you decide to paint your home’s exterior, like what colors you should use and whether to do it yourself or hire someone. But don’...Jun 28, 2023 · The angles are on the SAME SIDE of the transversal, one INTERIOR and one EXTERIOR, but not adjacent. The angles lie on the same side of the transversal in "corresponding" positions. When the lines are parallel, the measures are equal. ∠1 and ∠2 are corresponding angles. ∠3 and ∠4 are corresponding angles.Two angles in the same relative position on two lines when those lines are cut by a transversal. obtuse angle. An angle whose measure is greater than 90 degrees. right angle. An angle of 90 degrees. same side exterior angles. Angles located outside a set of parallel lines and on the same side of the transversal. same side interior angles.To identify same side exterior angles, we can imagine two parallel lines and a transversal line passing through them. Any two angles that are both outside the About UsThe two angles are both on the same side of a transversal AND they are both inside the two lines being crossed. ... Same-Side Exterior Angles: Definition & Theorem 2:44 Same ...All right angles are congruent. Same-Side Interior Angles Theorem. If a transversal intersects two parallel lines, then the interior angles on the same side of the transversal are supplementary. Converse also true: If a transversal intersects two lines and the interior angles on the same side of the transversal are supplementary, then the lines are Same-side Exterior Angles: Angles that are outside on different sides of the two parallel lines, but are on the same side of the transversal. They are always supplementary. Corresponding Angles: Angles that match the angles of the opposite parallel line intersection. Graphically, they face the same way and are all always congruent. Feb 7, 2024 · Flexi Says: Same side exterior angles (sometimes called co-exterior angles) are on the exterior of the figure (above and below the lines) and the same side of the transversal. ∠2 and ∠7 are same side exterior angles. If lines are parallel, then the same side exterior angles are supplementary. Another example of same side exterior angles is ...Short Summary. The exterior angle theorem states that the exterior angle formed when you extend the side of a triangle is equal to the sum of its ...The pair of supplementary angles on the same relative position (either on the interior side of the transversal or on the exterior side) on any one of the sections of the transversal is known as consecutive angles. The pair of consecutive angles for section 2 in the above figure can be named as (∠A,∠B) and (∠C,∠D).14 Mar 2017 ... Professor Dave Explains•280K views · 1:32. Go to channel · Same-side Interior Angles and Same-side exterior Angles. Alton Price•21K views.Alternate tells you that the angles lie on opposite sides of the transversal. Interior, on the other hand, means that the angles lie on the inner side of the two lines. In our diagram above, both [latex]\angle 3[/latex] and [latex]\angle 6[/latex] are located on the inner side or in between the lines [latex]k[/latex] and [latex]m[/latex].Apr 17, 2022 · Same-Side Exterior Angles Theorem ProofThis video contains one of the possible ways to prove the Same-Side Exterior Angles Theorem. The proof presented may b... The exterior angles are these same four: ∠1. ∠2. ∠7. ∠8. This time, we can use the Alternate Exterior Angles Theorem to state that the alternate exterior angles are congruent: ∠1 ≅ ∠8. ∠2 ≅ ∠7. Converse of the alternate exterior angles theorem. The converse of the Alternate Exterior Angles Theorem is also true. The converse ...We know that angles 2 and 8 are consecutive exterior angles because they're on the same side of the transversal and on the exterior of angles l and m. Since lines l and m are parallel, this tells us the angles 2 and 8 are supplementary (their angle measures add up to 180 degrees). Example: Find the value of x in the triangle shown below. 106 ∘ x ∘ 42 ∘. We can use the following equation to represent the triangle: x ∘ + 42 ∘ + 106 ∘ = 180 ∘. The missing angle is 180 ∘ minus the measures of the other two angles: x ∘ = 180 ∘ − 106 ∘ − 42 ∘. x = 32. The missing angle is 32 ∘ .Alternate Exterior Angles: ∠1 and ∠7; ∠2 and ∠8 are the alternate exterior angles. ... Same side Interior Angles: ∠3 and ∠5; ∠4 and ∠6 denote the interior angles on the same side of the transversal or co-interior or consecutive interior angles. If the lines a and b are parallel to each other as shown, then the following axioms ...This geometry video tutorial provides a basic introduction into corresponding angles and same side interior angles also known as consecutive interior angles.18 Jul 2020 ... ... on alternate interior exterior consecutive interior exterior angles. ... Finding the Value of an Angle Using Same Side Interior Angles. Brian ...An exterior angle of a triangle is formed by any side of a triangle and the extension of its adjacent side. The Exterior Angle Theorem states that: An exterior angle of a triangle is equal to the sum of the two opposite interior angles. The following diagram shows the exterior angle theorem. Scroll down the page for more examples and solutions ...Find out how much paint you'll need to buy to cover your home in this helpful article about estimating exterior paint. Advertisement The size of the house, the condition of the sur...The alternate exterior angle theorem states "if two lines are parallel and are intersected by a transversal, then the alternate exterior angles are considered as congruent angles or angles of equal measure." Following the same figure given above, we can observe that ∠1 and ∠7; ∠2 and ∠8 are pairs of alternate exterior angles.Same-side exterior and same-side interior angle pairs. You will explore same-side interior and same-side exterior angle pairs when parallel lines are cut by a transversal. What is a pair of same side interior angles? Be sure to identify each angle with 3 points. What is a pair of same side exterior angles? The two parallel lines are creating corresponding angles. To be corresponding angles they must be on the same side of the transversal and one angle must be interior and the other exterior. Corresponding Angles created by Transversal. Notice that ∠Q is congruent to ∠V. ∠Q is an exterior angle on the left side of …The polygon exterior angle sum theorem states that the sum of all exterior angles of a convex polygon is equal to 360º. Sum of exterior angles of polygon = 360º. The formula for the exterior angle of a regular polygon with n number of sides can be given as, Exterior angle = 360º/n. Triangle Exterior Angle Theorem - Formula.Exterior siding is about more than just the appearance of your home. It prevents the elements from damaging the home’s structure. New siding does affect the curb appeal and value o...Same-Side Exterior Angles: Definition & Theorem. Same-side interior angles are angles that appear as an intersecting line cuts through two parallel lines, and are on the same side of the cutting line, but exterior to the parallel lines. See the theorem explained through an example provided. You need to know four things. the sum of all exterior angles equal 360, allexterior angles are the same, just like interior angles, and one exterior angle plus one interior angle combine to 180 degrees. Finally, the sum of interior angles is found with the formula 180(n-2) where n is the number of angles.Consecutive exterior angles are exterior angles that are on the same side of the transversal. Consecutive exterior angles The orange angles a and g make up a consecutive exterior angle pair.Therefore, pairs of corresponding angles include: < a and < e. < b and < g < d and < f < c and < h; We can make the following conclusions about corresponding angles: A pair of corresponding angles lie on the same side of the transversal. The corresponding pair of angles comprises one exterior angle and another interior angle. If two lines are cut by a transversal, the pair of angles on the same side of the transversal and outside the two lines are called consecutive exterior angles. In the figure above, ∠1 and ∠8 are consecutive exterior angles, and also ∠2 and ∠7 are consecutive angles. The alternate exterior angle theorem states "if two lines are parallel and are intersected by a transversal, then the alternate exterior angles are considered as congruent angles or angles of equal measure." Following the same figure given above, we can observe that ∠1 and ∠7; ∠2 and ∠8 are pairs of alternate exterior angles.If two parallel lines are cut by transversal, then the interior angles on the same side are supplementary. This theorem says that if l // m, then m 4 + m 5 = 180° m 3 + m 6 = 180° Theorem 2.1.5: (Exterior Angles on Same Side Theorem) If two parallel lines are cut by transversal, then the exterior angles on the same side are supplementary.25 Jul 2017 ... Angle Side Theorem - 2 Column Proofs: ... Parallel and Perpendicular Lines, Transversals, Alternate Interior Angles, Alternate Exterior Angles.Jun 28, 2023 · The angles are on the SAME SIDE of the transversal, one INTERIOR and one EXTERIOR, but not adjacent. The angles lie on the same side of the transversal in "corresponding" positions. When the lines are parallel, the measures are equal. ∠1 and ∠2 are corresponding angles. ∠3 and ∠4 are corresponding angles.The two angles are both on the same side of a transversal AND they are both inside the two lines being crossed. ... Same-Side Exterior Angles: Definition & Theorem 2:44 Same ...To identify same side exterior angles, we can imagine two parallel lines and a transversal line passing through them. Any two angles that are both outside the. Alternate tells you that the angles lie on opposite sides of the transversal. Interior, on the other hand, means that the angles lie on the inner side of the two lines. In our diagram above, both [latex]\angle 3[/latex] and [latex]\angle 6[/latex] are located on the inner side or in between the lines [latex]k[/latex] and [latex]m[/latex].The names “alternate interior angles”, “alternate exterior angles”, “corresponding angles”, and “interior angles on the same side of the transversal” are used to describe specific angles formed when lines intersect. These names are used both when lines are parallel and when lines are not parallel.Dec 11, 2023 · What Are Same-Side Interior Angles? The same-side interior angles are two angles that are on the same side of the transversal line and in between two intersected …Exterior Angle Formula. The following formula is used to calculate the exterior angle of a polygon. A = 360 / N A = 360/N. Where A is the exterior angle. N is the number of sides of the polygon. To calculate the exterior angle, divide the 360 by the number of sides.There are several important decisions to make when you decide to paint your home’s exterior, like what colors you should use and whether to do it yourself or hire someone. But don’...When two lines are cut by a transversal, the pairs of angles on either side of the transversal and outside the two lines are called the alternate exterior ...The alternate exterior angle theorem states "if two lines are parallel and are intersected by a transversal, then the alternate exterior angles are considered as congruent angles or angles of equal measure." Following the same figure given above, we can observe that ∠1 and ∠7; ∠2 and ∠8 are pairs of alternate exterior angles. 23 Apr 2010 ... This is "Special Angle Pairs" by Mountain Heights Academy Videos on Vimeo, the home for high quality videos and the people who love them.Z1 and Z8 are same-side exterior angles. Parallel Postulate: Given a line and given a point not on the line, there is one and only one line that can be drawn ...Exterior Angles on the Same Side of the Transversal Theorem – Converse When two lines are cut by a transversal, if exterior angles on the same side of the transversal add up to 180 °, then the two lines are parallel In the figure above, lines m and n are parallel.We know that angles 2 and 8 are consecutive exterior angles because they're on the same side of the transversal and on the exterior of angles l and m. Since lines l and m are parallel, this tells us the angles 2 and 8 are supplementary (their angle measures add up …Exterior Angles of Polygons The Exterior Angle is the angle between any side of a shape, and a line extended from the next side. Another example: When we add up the Interior Angle and Exterior Angle we get a straight line 180°. They are "Supplementary Angles". Polygons. A Polygon is any flat shape with straight sides. The Exterior Angles …2 THE EXTERIOR ANGLE IS EQUAL TO THE SUM OF TWO INTERIOR OPPOSITE ANGLE ... is a small side.So thats why that angle is small the same thing with large side (the 3 rd point ) this theorem or trick was used by sal when he did few examples. ... You can classify angles by sides or angles, and you are mixing these two up. By sides, you can …same side exterior angles. Home. News Feed. Resources. Profile. People. Classroom. App Downloads. same side exterior angles. Author: Bradley Miller. Topic: Angles, Straight Lines. Given: Lines f and g are parallel. Make a conjecture about the relationship of the measures of the highlighted angles.Find step-by-step Geometry solutions and your answer to the following textbook question: A transversal intersects two parallel lines. The measures of a pair of alternate interior angles are 5v and 2w. The measures of a pair of same-side exterior angles are 10w and 5v. What are the values of w and v?.If two lines are parallel, the interior angles on the same side are complementary, and the exterior angles on the same side are; ... such as angles 1 and 6, are referred to as exterior angles. Angles on different sides of the transversal are referred to as alternate angles. For example, 1 plus 8 is an alternate angle. Co-interior Angles.All right angles are congruent. Same-Side Interior Angles Theorem. If a transversal intersects two parallel lines, then the interior angles on the same side of the transversal are supplementary. Converse also true: If a transversal intersects two lines and the interior angles on the same side of the transversal are supplementary, then the lines areThis concept introduces students to alternate exterior angles and how to use them to determine whether or not lines are parallel. ... Angles on opposite sides of a transversal, but outside the lines it intersects. Estimated 6 mins to complete % Progress. Practice Alternate Exterior AnglesIf a transversal intersects two parallel lines, then the: A) same-side interior angles are always complementary. B) same-side exterior angles are always complementary. C) corresponding angles are always supplementary. D) alternate interior angles are alwa. Given the diagram, which angles would be congruent under the alternate interior angles ...
Exterior Angles on the Same Side of the Transversal Theorem – Converse. When two lines are cut by a transversal, if exterior angles on the same side of the transversal add up to …. Obamas daughters real parents
When it comes to choosing exterior home colors, there are a few key factors to consider. From the overall style of your home to the climate in your area, selecting the right colors...Jan 2, 2023 · Property: Alternate exterior angles are congruent. Consecutive (Same-Side) Interior Angles. Definition: Angles that are on the same side of the transversal and lie between the two parallel lines. Property: The sum of the measures of consecutive interior angles is 180∘ 18 0 ∘, meaning they are supplementary. Consecutive (Same-Side) …Same Side Interior Angles Theorem: If two parallel lines are cut by a transversal, then the same side interior angles are supplementary. ... Real World: Alternate Exterior Angles. This page titled 3.7: Same Side Interior Angles is shared under a …The supplement of an interior angle is called an exterior angle; that is, an interior angle and an exterior angle form a linear pair of angles. There are two exterior angles at each vertex of the polygon, each determined by extending one of the two sides of the polygon that meet at the vertex; these two angles are vertical and hence are equal. As you can see, for regular polygons all the exterior angles are the same, and like all polygons they add to 360° (see note below). So each exterior angle is 360 divided by the n, the number of sides. As a demonstration of this, drag any vertex towards the center of the polygon. You will see that the angles combine to a full 360° circle.Alternate Exterior Angles are a pair of angles on the outer side of each of those two lines but on opposite sides of the transversal. In this example a and h are a pair of Alternate Exterior Angles. Also b and g are a pair of Alternate Exterior Angles. To help you remember: the angle pairs are on Alternate sides of the Transversal, and they are ...The alternate exterior angle theorem states "if two lines are parallel and are intersected by a transversal, then the alternate exterior angles are considered as congruent angles or angles of equal measure." Following the same figure given above, we can observe that ∠1 and ∠7; ∠2 and ∠8 are pairs of alternate exterior angles.17 Dec 2022 ... Comments26 ; Parallel and Perpendicular Lines, Transversals, Alternate Interior Angles, Alternate Exterior Angles. The Organic Chemistry Tutor ...∠1 and ∠8 are same side exterior angles . If a transversal line intersect 2 parallel lines, then same sides exterior angles . are supplementary. This means same side exterior angles sum up to 180 degrees. Therefore, ∠1 and ∠8 are same side exterior angles.. This means ∠1 and ∠8 are supplementary angles . They sum up to 180 …Another example of same side exterior angles is @$\begin{align*}\angle 1\end{align*}@$ and @$\begin{align*}\angle 8\end{align*}@$ . When a transversal intersects parallel lines, exterior angles on the same side of the transversal are supplementary. So, the same side interior angles can be congruent only when each angle is equal to ...Use co-interior angles to find a missing angle. Show step. As 11x and 4x are co-interior, we can state that. 11x+4x =180∘ 15x =180∘ x =12∘ 11 x + 4 x = 180 ∘ 15 x = 180 ∘ x = 12 ∘. This gives us the two co-interior angles of 11x = 132º. and 4x = 48º. Use a basic angle fact to calculate the missing angle. Show step..
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Playlist download | A 180-degree angle is called a straight angle. Angles that are exactly 90 degrees are called right angles, while those that are between 0 and 90 degrees are called acute. Angles th...Yes if you have two parallel lines and a transversal, there are all sorts of supplementary angles (same side interior, same side exterior) that are not adjacent. In a right triangle, the two acute angles will always be complementary. They do not have to even be related to each other in any way, they can be drawn independently....
How to find neutrons | 1 Oct 2013 ... ... angles, alternate exterior angles, corresponding angles, consecutive interior angles, etc. The theorems of the angle relationships include ......
Jcps application | Exterior angle theorem states that the measure of an exterior angle of a triangle is equal to the sum of two remote interior angles. The remote interior angles or opposite interior angles are the angles that are non …Find out how much paint you'll need to buy to cover your home in this helpful article about estimating exterior paint. Advertisement The size of the house, the condition of the sur......
Best buy horario | Same-side exterior and same-side interior angle pairs. You will explore same-side interior and same-side exterior angle pairs when parallel lines are cut by a transversal. What is a pair of same side interior angles? Be sure to identify each angle with 3 points. What is a pair of same side exterior angles?To identify same side exterior angles, we can imagine two parallel lines and a transversal line passing through them. Any two angles that are both outside the. ...
Colocar fondo blanco a una foto | Flexi Says: Same side exterior angles (sometimes called co-exterior angles) are on the exterior of the figure (above and below the lines) and the same side of the transversal. ∠2 and ∠7 are same side exterior angles. If lines are parallel, then the same side exterior angles are supplementary. Another example of same side exterior angles is ... 1 Oct 2013 ... Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have ...1 Oct 2013 ... Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have ......
Que sera sera | 17 Dec 2022 ... Comments26 ; Parallel and Perpendicular Lines, Transversals, Alternate Interior Angles, Alternate Exterior Angles. The Organic Chemistry Tutor ...The names “alternate interior angles”, “alternate exterior angles”, “corresponding angles”, and “interior angles on the same side of the transversal” are used to describe specific angles formed when lines intersect. These names are used both when lines are parallel and when lines are not parallel.Z1 and Z8 are same-side exterior angles. Parallel Postulate: Given a line and given a point not on the line, there is one and only one line that can be drawn ......