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OpenStudy (anonymous):
If the sides of a square are legthened by 5cm, the area becomes 121cm^2. Find the length of a side of the original square.
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OpenStudy (anonymous):
the area of a square is defined by the length multiplied by the width. if it is actually a perfect square, then the 4 sides are equal. but in this situation you have: (x+5)^2=121. solve for x
OpenStudy (anonymous):
x=6, 16? The original side of the of the square is 6 cm?
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