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1 January, 09:51

Find the length of an arc of a circle with radius 15 cm if the arc subtends a central angle of 60°.

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  1. 1 January, 09:55
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    Arc length = (πrθ) / 180 [r=radius, θ=central angle, π≈3.14]

    arc length = (3.14 * 15 * 60) / 180 = 3.14 * 5 = 15.7 cm
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