Question

Two supplementary angles are in the ratio 7 : 11, find the angles. ​

Answer 1

Answer:

70degree and 110degree

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Answer 2

sum of supplementary angles= 180°

7:11= 7x:11x

7x+11x= 180°

18x= 180

x= 10

7x= 7*10= 70°

11x= 11*10= 110°

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