document.write( "Question 1186571: Give the radian measure of the central angle of a unit circle amd subtended by an arc of lenght 1/2. \n" ); document.write( "

Algebra.Com's Answer #817488 by ikleyn(52908) $\"\"$ $\"About$

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document.write( "When the arc length is 1 unit, the central angle is one radian (by the definition).\r\n" );
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document.write( "When the arc length is 1/2 unit, the central angle is one half of the radian.    ANSWER\r\n" );
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