document.write( "Question 908753: The sin (angle)=15/17. Determine the exact value of the other two ratios,if angle is in II quadrant \n" ); document.write( "
Algebra.Com's Answer #551519 by stanbon(75887)\"\" \"About 
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The sin (angle)=15/17. Determine the exact value of the other two ratios,if angle is in II quadrant
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\n" ); document.write( "Note: x is negative in QII
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\n" ); document.write( "By definition, sin = y/r
\n" ); document.write( "Since sin = 15/17, y = 15 and r = 17
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\n" ); document.write( "Then x = -sqrt[17^2-15^2] = -sqrt(64) = -8
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\n" ); document.write( "Ans:
\n" ); document.write( "sin = y/r = 15/17
\n" ); document.write( "cos = x/r = -8/17
\n" ); document.write( "tan = y/x = -15/8
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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