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27 August, 20:43

A circle with a radius of 5 cm has an area of 25π cm2. Which is the best approximation for the area of one-half of this circle? A. 39.3 cm2 B. 8.9 cm2 C. 19.6 cm2 D. 12.5 cm2

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  1. 27 August, 20:49
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    A

    Step-by-step explanation:

    π=3.14159 ...

    Full circle are 25π cm² = 25*3.14=78.5 cm²

    Half 78.5 cm²/2 = 39.25 cm²
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