SOLUTION: If sides of a square are lengthened by 8 centimeters, the area becomes 144 cm. Find the length of a side of the original square
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Question 156906: If sides of a square are lengthened by 8 centimeters, the area becomes 144 cm. Find the length of a side of the original square
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
(x+8)^2=144 taking the sqrt of both sides we get:
x+8=sqrt144
x+8=12
x=12-8
x=4 cm for the original sides of the square.
Proof:
(4+8)^2=144
12^2=144
144=144
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