Area is the measurement of space inside a flat (2D) shape. Why would you want to know the area of a shape? Say you’re putting together a big puzzle, and you want to know whether it will fit on top of your kitchen table without falling off. You’d want to know the area of the puzzle. Which of these is an example of finding the area of a shape?

A
finding the size carpet to cover the rectangular floor of a room

B
finding the size frame you should buy to fit a poster

C
finding the right size glass to hold 8 ounces of water

D
finding the right height fence that your dog cannot jump over