Question

3 In

750
Determine the area of the green sector.
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2017 in
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Answer 1

Area of ENTIRE circle = PI * radius^2

Area = 3.14159 * 3^2

Area = 28.2743338823 square inches

Yellow Area = Circle Area * (75 / 360) = 28.2743338823 * 0.2083333333

Yellow Area = 5.8904862245 square inches

Green Area = Circle Area * (285 / 360) = 28.2743338823 * 0.7916666667 Green Area = 22.3838476578

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Double Check

Yellow Area = 5.8904862245 PLUS

Green Area = 22.3838476578 =

TOTAL = 28.2743338823

Explanation: