george has a square sandbox in back yard. the sandbox has an area of 160 square feet. to the nearest foot, what is the length of one side of the sandbox?

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Ok, so the sandbox is a square, so that means four sides. Now, We had to multiply to get the area, 160. So, do the opposide, and divide. 160 / 4 = 40  now to check, just do 40 x 4 = 160  it is correct So the answer is 40. :) 

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