# SOLUTION: can u please help If the ratio of two supplementary angles is 7 to 8, calculate the measure of the larger of the two angles.

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 Geometry: Angles, complementary, supplementary angles Solvers Lessons Answers archive Quiz In Depth

 Click here to see ALL problems on Angles Question 203699: can u please help If the ratio of two supplementary angles is 7 to 8, calculate the measure of the larger of the two angles.Found 2 solutions by rfer, RAY100:Answer by rfer(12678)   (Show Source): You can put this solution on YOUR website!small34 angle=7x=84 larger angle=8x=96 7x+8x=180 15x=180 x=12 7*12=84 8*12=96 Answer by RAY100(1637)   (Show Source): You can put this solution on YOUR website!Supplemental means that the sum of the 2 angles is 180 degrees . If one angle is "x" ,,,the other angle is "180-x" . ratio = x/(180-x) = 7/8 . cross multiply . 8x = 7*180 - 7x . 15x = 1260 . x= 84 . (180-x) = 180-84 = 96 . check,,ratio 84/96 = 7/8,,,,ok ,,,,,96 - 84 = 180,,,ok