Unit 8, Lesson 7, Grade 8 icon
Unit 8, Lesson 7

A Proof of the Pythagorean Theorem

Open Up Resources 50 min(s)

Apply the Pythagorean Theorem to determine unknown side lengths in right triangles. Let's prove the Pythagorean Theorem. Learning targets: students can explain why the Pythagorean Theorem is true. If you choose to do the optional activity, you will need the 5 cutout shapes from the Making Squares blackline master used in the first lesson of this unit-1 set of 5 for every 2 students.

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