## 7 - 6 Prove interior angles of triangles 2_video narrative_POTD.MOV - Section 2: Play of the Day

7 - 6 Prove interior angles of triangles 2_video narrative_POTD.MOV

# Prove interior angles of triangles 2

Unit 7: PARALLEL LINES, TRANSVERSALS, AND TRIANGLES
Lesson 6 of 9

## Big Idea: Get kids fluent in proving this geometry fact.

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2 teachers like this lesson
Standards:
Subject(s):
Math, parallel lines, Geometry, angle (Determining Measurements), 8th grade, reasoning and proof, triangle angle sum theorem
75 minutes

### Jeff Li MTP

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