Question 565556
one adjacent is 12cm, the other is x. The hypotenuse is x+8. What is x? 
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Equation: 
(x+8)^2 = 12^2 + x^2
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x^2 + 16x + 64 = 144 + x^2
16x = 80
x = 5
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Cheers,
Stan H.
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