Asked by Christina

If L is the lenth of an arc, r is the radius and degree is the angle subtended by the arc, find the angle when
l=9.4cm r=4.5cm

Answers

Answered by bobpursley
L=r*theta where theta is the angle in radians. If you are so oldfashioned to used degrees, then
L=r*PI/180 * thetaindegrees
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