\"\"

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The lengths of two sides of a right triangle are \"\" ; 

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To find: hypotenuse c.

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Apply Pythagorean theorem: \"a

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\"\"              (Substitute 1 for a and 2 for b)

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\"\"                 (Evaluate powers: \"\")\"\"

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\"\"                       (Add: \"\")

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\"\"                (Take square root each side)

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\"\"                     (Cancel sqaure and root)\"\"

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The length of the hypotenuse is \"\".