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OpenStudy (anonymous):
What is the arc measure of an arc with length 4.189 cm and radius equal to 3 cm. A. 480 B. 53 C. 82 D. 80
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Directrix (directrix):
D. 80
Directrix (directrix):
4.189/[2 π 3] = x/360 6 π x = 360 *4.189 x = 80.0 degrees approx I think you wanted the central angle measure of the angle that subtends that arc.
OpenStudy (anonymous):
thanks
Directrix (directrix):
Any time.
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