OpenStudy (anonymous):

Bradley has 3 square pieces of cardboard with each side equal to x units. For each piece, he does something different to it according to each part below: Part A: Bradley pasted rectangular strips along two adjacent sides of the cardboard to increase its length and width by y units each. What will be the change in the area of the piece of cardboard? Show your work. (4 points) Part B: Bradley cut off rectangular strips from two adjacent sides of the cardboard to decrease its length and width by y units each. What will be the change in the area of the piece of cardboard? Show your work

3 years ago
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