SOLUTION: The perimeter of a square room is 80 feet. How many floor tiles 1 foot square would be needed to cover the area of a room?

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Question 838515: The perimeter of a square room is 80 feet. How many floor tiles 1 foot square would be needed to cover the area of a room?
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
The length of a side of the square is 20 feet, 4 sides x 20 = 80
The area of the square is 20 x 20 = 400 sq ft
We would need exactly 400 1 foot square tiles.