Pictures to Prove It

Students study a diagram that they will use to prove the Pythagorean theorem and then apply the Pythagorean theorem in the rest of the lesson. Note: A paper version of this lesson is also available. The digital version requires a paper supplement.

By Desmos Classroom

Learning goals: Learning Goals • Understand one proof of the Pythagorean theorem. • Calculate unknown side lengths of a right triangle by using the Pythagorean theorem.