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Unformatted text preview: r on a circle of radius r . In general, s r where is the angle measured in radians, s is the arc length, and r is the radius of the circle. Measuring Angles – Degrees If the circle is divided into 360 arcs of equal length, the number of arcs intercepted by a central angle is the measure of the angle in degrees, denoted . A minute is 1/60 th of a degree. A second is 1/60 th of a minute. Coterminal angles  Conversion Factors: 1 degree = radians 180 180 1 radian = radians Radians Degrees Degrees, Minutes, Seconds 6 5 12 60 225 11 7 3 119 30 45 320 25 50...
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This note was uploaded on 05/15/2011 for the course MTH 122 taught by Professor Stone during the Fall '08 term at Grand Valley State.
 Fall '08
 STONE
 Angles, Measuring Angles

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