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4 December, 17:45

What is the length of the hypotenuse x if 20,21 is a Pythagorean triple

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  1. 4 December, 21:41
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    Answer:29

    Step-by-step explanation:

    If you memorize these like me, you would know its 29. Otherwise, just use the pythagorean theorem, 20^2 + 21^2 = 841

    sqrt (841) = 29.
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