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Sophia: Using Triangles to Examine Quadrilaterals: Lesson 5

For Students 9th - 10th

This lesson demonstrates how to determine properties of quadrilaterals by using triangles. It is 5 of 5 in the series titled "Using Triangles to Examine Quadrilaterals."

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Sophia: Using Triangles to Examine Quadrilaterals: Lesson 5

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