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24 September, 06:02

Find the radius of a circle with a circumference of 45 (pi) cm

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  1. 24 September, 06:28
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    22.5 cm

    Step-by-step explanation:

    We know, that the formula for the circumference of a circle is d*pi or 2 * r * pi

    So we know 45 = diameter. Meaning r = 22.5
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