Can someone help me with an Algebra 1 problem? I'm so confused. I'll give a medal! :)

Question

anonymous · Answer

Bradley has a square piece of cardboard with each side equal to x units. 

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. 

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.

Part C: Bradley cut off a strip from one side of the cardboard and pasted the strip on an adjacent side of the cardboard to increase its length by y units and decrease its width by y units. What will be the change in the area of the cardboard? Show your work.

anonymous · Answer

How would you consider solving part A?

anonymous · Answer

Idk.. I don't get how to do this problem. :(

anonymous · Answer

Start by drawing a picture, that may help.

anonymous · Answer

okay :)