unit 8 lesson 9.2 the pythagorean theorem ccss g-srt 4: prove theorems about triangles. lesson goals...
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Unit 8 Lesson 9.2 The Pythagorean Theorem
CCSSG-SRT 4: Prove theorems about triangles.
Lesson Goals• Use the Pythagorean Th. to
find missing side lengths in a right triangle.
• Recognize a Pythagorean Triple.
ESLRs: Becoming Effective Communicators, Competent Learners and Complex Thinkers
the Pythagorean Theorem
In a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the legs.
ac
b
2 2 2c a b
definition
Pythagorean Triples A set of three positive integers: a, b, c
that satisfy the equation
Examples3, 4, and 55, 12, and 138, 15, and 17
2 2 2a b c
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