SOLUTION: what's the length in radical form of a diagnol whose side is 10 ?

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Question 394946: what's the length in radical form of a diagnol whose side is 10 ?
Answer by stanbon(75887) About Me  (Show Source):
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what's the length in radical form of a diagnol whose side is 10 ?
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Use Pythagoras to get:
d^2 10^2+10^2
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d^2 = 200
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d = 10sqrt(2)
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Cheers,
Stan H.