A pair of supplementary angles are in the ratio 4 : 5 find them
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Step-by-step explanation:
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Answered by
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Answer:
one angle =4x
second angle=5x
so equation,
4x+5x=180°
9x=180°
x= 180/9
x=20°
1st Angle=20×4=80°
2nd angle=20×5=100°
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