document.write( "Question 1084479: Point Q(-12, -9) is on the terminal arm of a circle in standard position\r
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document.write( "a) Give exact coordinates of a point P(x, y) on the terminal arm of a unit circle
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document.write( "b) What is the value of tan θ and the measure of angle θ? \n" );
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Algebra.Com's Answer #698571 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Point Q(-12,-9) is on the terminal arm of a circle in standard position\r \n" ); document.write( "\n" ); document.write( "a) Give exact coordinates of a point P(x,y) on the terminal arm of a unit circle \n" ); document.write( "b) What is the value of tan(t) and the measure of angle t? \n" ); document.write( "---- \n" ); document.write( "tan(t) = y/x = 3/4 \n" ); document.write( "--> t =~ 36.87 + 180 = 216.87 degs \n" ); document.write( "==================================== \n" ); document.write( "a) Give exact coordinates of a point P(x,y) on the terminal arm of a unit circle \n" ); document.write( "r = sqrt(s^2 + y^2) = 15 \n" ); document.write( "---- \n" ); document.write( "On a unit circle, x = -12/15 = -4/5 \n" ); document.write( "y = -9/15 = -3/5 \n" ); document.write( "--> (-4/5,-3/5) \n" ); document.write( " |