document.write( "Question 210571: Angle C and Angle D are supplementary. Angle D is four times the measure of Angle C. Find the measure of Angle D and C.
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Algebra.Com's Answer #159116 by stanbon(75887)\"\" \"About 
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Angle C and Angle D are supplementary. Angle D is four times the measure of Angle C. Find the measure of Angle D and C.
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\n" ); document.write( "C + D = 180
\n" ); document.write( "D = 4C
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\n" ); document.write( "Substitute for D to solve for C.
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\n" ); document.write( "C + 4C = 180
\n" ); document.write( "5C = 180
\n" ); document.write( "C = 36 degrees
\n" ); document.write( "D = 180-36 = 144 degrees
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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