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is arc length in radians. Arc length radius central angle radians arc length circumference central angle degrees 360 where circumference 2 p radius. L 1 cm.
Arc Length Formula From Circumference Google Search Formula Arc Circumference from www.pinterest.com
How to Find the Sector Area. 1 l 1. And it is here that the term trigonometric function has its full meaning.
Central angle of the arc in radian Use this formula when the central angle th is in radian.
Radius of the arc th. Length of the arc r. So the length of an arc of a circle with a radius of 10 cm having a central angle of 236 radians is about 236 cm. Arc Length s Ɵr when the angle is measured in radians.
