← Geometry Course
UNIT 7 · LESSON 2

The Pythagorean Theorem

Use right triangles to measure distances that cannot be measured directly.

WHY LEARN THIS?

This idea has a purpose.

Mathematics becomes much easier when you understand what a tool was designed to accomplish. This lesson will build The Pythagorean Theorem from the idea itself instead of asking you to memorize a rule first.

Places this kind of mathematics can appear:

construction
navigation
surveying
engineering
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