500
Mark, Shawn, and Sue all have square lawns. Mark's lawn has an area of 256 square ft. Shawn has an area of 361 square ft. Sue has an area of 484 square feet. What are the dimensions of each lawn?
Mark: 16 ft by 16 ft
Shawn: 19 ft. by 19 ft.
Sue: 22 ft. by 22 ft