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10 November, 14:38

The area of circle B is 121 times greater than the area of circle A. The radius of circle B is 44. What is the radius of circle A?

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  1. 10 November, 14:59
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    U=units

    A=πr²

    =π (44) ²

    =6082.12u²

    6082.12/121 = 50.27

    A=πr²

    50.27=πr²

    r²=50.27/π

    r=√16

    r=4u
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