SOLUTION: what is the side of a square with a diagonal of 5?

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Question 469502: what is the side of a square with a diagonal of 5?
Answer by amoresroy(361) About Me  (Show Source):
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what is the side of a square with a diagonal of 5?
Let x = the side of the square
x^2 + x^2 = 5^2
2x^2 = 25
x^2 = 12.5
x = 3.536