7 - 5 Prove interior angles of triangles using transversals_video narrative_POTD.MOV - Section 2: Play of the Day

 
  7 - 5 Prove interior angles of triangles using transversals_video narrative_POTD.MOV
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Prove interior angles of a triangle using transversals

Unit 7: PARALLEL LINES, TRANSVERSALS, AND TRIANGLES
Lesson 5 of 9

Objective: SWBAT prove that the interior angles of a triangle sum to 180 degrees, using transversals.

Big Idea: Get kids to prove facts using transversals. This is harder than it sounds!

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8 teachers like this lesson
Subject(s):
Math, Geometry, 8th grade
  75 minutes
lesson 7 5 image 001
 
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