Trigonometry FINAL EXAM Review, Spring 2010

Section 3.1: Radian Measure. the radian measure of a central angle in a circle is the proportionality constant between the arc length intercepted by that central angle and the radius of the circle (s = (r). This implies that there are 2( radians in a full circle, because the arc length around a full circle is the circumference: s = C = 2(r. ................
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