Finding the Length of the Side of a Right Triangle

The Pythagorean Theorem states that the square of the length of the hypotenuse, c, is equal to the sum of the squares of the lengths of the legs, a and b. B C a c b A c2 5 a2 1 2b You can use the Pythagorean Theorem to find unknown side lengths in right triangles. Find the unknown side length in each right triangle. a. 30 72 c b. 51 45 p c. 20 ... ................
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