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Mathematics, 03.06.2020 02:58 babydolltia28

Determine the angle at the centre of a circle with radius 12.0 cm for an arc length of of 21.0 cm.
A. 4/7 radians
B. 7/ฯ€ radians
C. 7/4 radians
D. 7 ฯ€/4 radians

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Determine the angle at the centre of a circle with radius 12.0 cm for an arc length of of 21.0 cm. <...
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