13. The ratio of the supplementary angle to the complementary angle of an angle is 8:3. Find
the angle.
14. Find the angle whose supplementary angle is six times its complementary angle.
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13. The ratio of the supplementary angle to the complementary angle of an angle is 8:3. Find
the angle.
14. Find the angle whose supplementary angle is six times its complementary angle.
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Answer:
Let the angle be x
It's supplementary angle=180–x
It's complementary angle=90-x
ATA
(180-x) /(90- x) =8/3
3(180-x=8(90- x)
540–3x=720–8x
8x-3x=720–540
5x=180
X=180/5=36°
It's supplementary=180–36=144
Angle :supplementary angle=36:144=1:4