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8 March, 17:38

How do i solve for A=1/2πr2 (for π)

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Answers (2)
  1. 8 March, 17:41
    0
    2A/r^2 = pi

    Step-by-step explanation:

    A=1/2πr^2

    multiply each side by2

    2A = 2*1/2 pi r^2

    2A = pi*r^2

    divide each side by r^2

    2A/r^2 = pi r^2/r^2

    2A/r^2 = pi
  2. 8 March, 17:57
    0
    Step-by-step explanation:

    2A/7
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