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the diagonal of a rectangle is 13in . One side is 12in. Find other side.
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a^2+b^2=c^2
13^2 - 12^2 = 169 - 144 = 25 sqrt(25) = 5
12^2+b^2=13^2 right?
yes
13^2 is the hypotenuse?
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13 is the hypotenuse
5 is the other side
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