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6 January, 05:46

What is the arc length of a circle that has a 7 cm radius in central angle that is 40° use 3.14 for pie and round your answer to the nearest hundredth

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  1. 6 January, 06:07
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    Find the circumference of the circle : (2) (pi) (r) = 2 (3.14) (7) = 43.96 cm

    Find what fraction of the circle the central angle is : 40/360 = 1/9

    Find the arc length : 1/9 (43.96) = 4.88 cm
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