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1 August, 16:13

You are given a circle of radius 12. What is the segment area of an arc that is 90 degrees?

144π - 72 sq in.

36π - 72 sq in.

36π - 144 sq in.

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Answers (2)
  1. 1 August, 16:23
    0
    The answer is the 2nd option, 36 pi - 72 sq in
  2. 1 August, 18:44
    0
    36π - 72 sq in.

    Step-by-step explanation:

    π*12² = 144π

    90/360 * 144π = 36π

    Triangle = ½ * 12 * 12 = 72

    Segment = 36π - 72
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