SOLUTION: a composite figure is formed by combining a square and a triangle. its total area is 32.5 square feet. the area of the triangle is 7.5 square feet. what is the length of each side

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Question 1006661: a composite figure is formed by combining a square and a triangle. its total area is 32.5 square feet. the area of the triangle is 7.5 square feet. what is the length of each side of the square?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x, the side length of the square

totalArea=squareArea%2BtriangleArea
32.5=x%5E2%2B7.5
highlight%28x=5%29