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27 November, 08:15

Find the area of the semicircle with the diameter of 40cm

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  1. 27 November, 08:43
    0
    628.4 cm²

    Step-by-step explanation:

    Area of semicircle : (πr^2) / 2

    (3.152 * (20^2)) / 2

    (3.142 * 400) / 2

    1256.8 / 2

    628.4
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