Proofs: Properties of Parallelograms

Unit 8: Discovering and Proving Polygon Properties
Lesson 7 of 9

Objective: Students will be able to solve problems and write proofs using special parallelogram properties.

Big Idea: In a group challenge activity, students hold each other accountable as they apply special parallelogram properties to solve problems and write proofs.

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1 teacher likes this lesson
Subject(s):
Math, Geometry, polygons (Determining Measurements), reasoning and proof, properties of quadrilaterals
  90 minutes
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