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21 February, 11:28

The diameter of a circle is 8 ft. Find its area in terms of pi

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  1. 21 February, 11:31
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    d = 2r = > r = d/2 = 8ft/2 = 4ft

    A = π·r²

    = π· (4ft) ²

    = 16π ft²

    = 16*3.14 ft²

    = 50.24 ft²
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