'Interior angles theorem' presentation slideshows

4-5

4-5. Triangle Congruence: ASA, AAS, and HL. Holt Geometry. Warm Up. Lesson Presentation. Lesson Quiz. AC. Warm Up 1. What are sides AC and BC called? Side AB ? 2. Which side is in between ? A and ? C ?

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Triangle Congruence: ASA, AAS, and HL

Triangle Congruence: ASA, AAS, and HL. Holt Geometry. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. AC. Warm Up 1. What are sides AC and BC called? Side AB ? 2. Which side is in between ? A and ? C ?

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GT Drill 3/20/12

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Similar Triangles

Similar Triangles. Chapter 7-3. Identify similar triangles. Use similar triangles to solve problems. Standards 4.0 Students prove basic theorems involving congruence and similarity . (Key)

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Happy Tuesday ?

Happy Tuesday ?. Do Before the Bell Rings: Pick up the paper from the front table Take out notes from yesterday Have your homework out on your desk with a red pen . Take out your whiteboard and whiteboard pens. Math History Presentations will be TODAY!. Math History Presentations.

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Geometry Journal 3

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Properties of Parallel Lines

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6.1 Polygons

6.1 Polygons. Vocabulary. Polygon: plane figure formed by three or more segments (called sides). Diagonal: segment that joins 2 non-consecutive vertices . Classifying Polynomials. Example 1 . Is the figure a polygon? Explain your reasoning. . Quadrilaterals .

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7 .3 Similar Triangles

7 .3 Similar Triangles. Objectives. Identify similar triangles Use similar triangles to solve problems. Similar Triangles. Previously, we learned how to determine if two triangles were congruent (SSS, SAS, ASA, AAS). There are also several tests to prove triangles are similar.

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6.4 & 6.5 Prove Triangles Similar by AA, SSS, & SAS

6.4 & 6.5 Prove Triangles Similar by AA, SSS, & SAS. Objectives. Identify similar triangles Use similar triangles to solve problems. Similar Triangles.

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8-5 Angles of Elevation and Depression

8-5 Angles of Elevation and Depression. You used similar triangles to measure distances indirectly. . Solve problems involving angles of elevation and depression. Use angles of elevation and depression to find the distance between two objects. Vocabulary.

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8-5 Angles of Elevation and Depression

8-5 Angles of Elevation and Depression. You used similar triangles to measure distances indirectly. . Solve problems involving angles of elevation and depression. Use angles of elevation and depression to find the distance between two objects. Vocabulary.

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Parallel and Perpendicular Lines

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6.1 Polygons

6.1 Polygons. Week 1 Day 2 January 7 th 2014. State whether the figure is a polygon. If it is not, explain why . Warm UP: Identifying Polygons. Essential Question :. What is a polygon? How do we identify and classify polygons? How do we find angle measures of quadrilaterals? .

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4.2 Apply Congruence and Triangles

4.2 Apply Congruence and Triangles. Hubarth Geometry. Corresponding Parts - are angles and sides that are in the same position of their respected shape. Congruent - same size and shape. Congruent. Not Congruent. Different sizes and shapes.

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EXAMPLE 1

EXAMPLE 1. Use the AA Similarity Postulate. Determine whether the triangles are similar. If they are, write a similarity statement. Explain your reasoning. Because they are both right angles, D and G are congruent.

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Warm Up

Week 4. Warm Up. 11.09.11. Describe what each acronym means:. 1) AAA. 2) AAS. 3) SSA. 4) ASA. Postulate 21. B. E. C. F. A. D. ?A ? ?D. ?. ?C ? ?F. ?ABC ? ?DEF because of ASA. Theorem 4.5. B. E. C. F. A. D. ?. ?C ? ?F. ?A ? ?D. , and. If. ,. then.

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