Posted by **Brandi** on Wednesday, May 1, 2013 at 5:53pm.

using the expression area of a circle = 3.14r^2 detemine how much of the floor in Barbara's room will be covered by a rug with a diameter of 8 ft.

I know the answer is 50.24 ft but I wasn't sure if I'm supposed to write it as 50.24 ft. or 50.24 ft^2

thanks....

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