A contractor is building the base of a circular fountain. On the blueprint, the base of the

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fountain has a diameter of 18 centimeters. The blueprint has a scale of three centimeters to

four feet. Explain how to find the actual area of the base of the fountain after it is built, in

square feet. Round your answer to the nearest hundredth.

Guest Apr 7, 2020

CPhill · Answer 1 · 2020-04-07T07:28:30

Blueprint diameter = 18 cm

3cm = 4 ft

So

18 cm = 24 ft = actual diameter

So 12 ft is the actual radius

So....area = pi (12)^2 ≈ 452.39 ft^2