Question

help needed

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

Answer 1

Step-by-step explanation:

Let two supplementary angles are 7x and 11x

∴ 7x + 11x= 180°

⇒ 18x = 180°

⇒ x = 180/18

⇒ x = 10°

Two supplementary angles are

7x = 7 x 10° = 70°

11x = 11 x 10° = 110°

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Answer 2

Answer:

11x + 7x = 180°

18x = 180°

x = 10°

first - 11x = 110°

second - 7x = 70°