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What is the area of a circle with a radius of 2 feet after a sector of 86° has been removed?
A 2.39 sq. ft
B 3.02 sq. ft
C 9.55 sq. ft
D 12.57 sq. ft

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2010-02-02 21:31:21 by Admin

Area of a circle:

pi x r^2 x (360 - sector angle) / 360