SOLUTION: find the length of a diagonal of a 10 cm by 10 cm square

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Question 304398: find the length of a diagonal of a 10 cm by 10 cm square
Answer by checkley77(12844) About Me  (Show Source):
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10^2+10^2=x^2
100+100=x^2
x^2=200
x=sqrt200
x=14.142 cm. ans. for the diagonal.