## Tangram-Color-Pattern.jpg - Section 1: Do Now

Tangram-Color-Pattern.jpg

# Quadrilateral Tangram Investigations

Unit 9: Proofs about Parallelograms
Lesson 1 of 10

## Big Idea: This lesson is a pre-assessment to identify what the students know about the properties of quadrilaterals. They use tangrams to form shapes and write about what they discover.

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2 teachers like this lesson
Standards:
Subject(s):
Math, Geometry, Proofs, quadrilaterals, logic, tangrams, reasoning and proof, properties of polgygons
45 minutes

### Marisa Laks

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