Jackie has 3 square tablecloths with each side equal to k units. For each piece, she does something different to it according to each part below:

Part A: Jackie stitched rectangular strips of cloth along two adjacent sides of the tablecloth to increase its length and width by p units each. What will be the change in the area of the tablecloth? Show your work. (4 points)

Part B: Jackie cut off rectangular strips from two adjacent sides of the tablecloth to decrease its length and width by p units each. What will be the change in the area of the tablecloth? Show your work. (3 points)

Question

Jackie has 3 square tablecloths with each side equal to k units. For each piece, she does something different to it according to each part below:

Part A: Jackie stitched rectangular strips of cloth along two adjacent sides of the tablecloth to increase its length and width by p units each. What will be the change in the area of the tablecloth? Show your work. (4 points)

Part B: Jackie cut off rectangular strips from two adjacent sides of the tablecloth to decrease its length and width by p units each. What will be the change in the area of the tablecloth? Show your work. (3 points)