intro 350 The Pythagorean Theorem with Hank Buckingham comment 320 220 40 3 30 15pt Just like your legs hold up your body, the legs of the triangle hold up the hypotenuse. comment 200 20 5 Of course you've already heard of it! Think of it as LegEXPstart2EXPend + LegEXPstart2EXPend = HypotenuseEXPstart2EXPend OK OK attention rectangle 17 20 200 80 2 1 15 400 20 When simplifying square roots, look for factors that are perfect squares. reminder 350 80 8 It's okay to ignore the negative solution here, but remember there is one positive and one negative solution!