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15 March, 22:20

2. A circle of radius 12 units is divided into 8 congruent slices.

a. What is the area of each slice?

b. What is the arc length of each slice?

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Answers (1)
  1. 16 March, 01:39
    0
    a: 18pi

    b: 3pi

    Step-by-step explanation:

    part a:

    total area = 12^2*pi = 144pi

    144pi/8 = 18pi

    part b:

    total circumference = 12*2*pi = 24pi

    24pi/8 = 3pi
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