Question

You need

1661.06 ft. of carpet
to completely cover the
floor of a round room.
What is the diameter of
the room?

Answer 1

46 ft

Explanation:

A = (pi)r^2

(pi)r^2 = 1661.06 ft^2

r^2 = 529 ft^2

r = 23 ft

d = 2r = 2(23) = 46 ft

Answer: 46 ft