Question

two suplementary angles are in the ratio of 2:7 , find the angles ​

Answer 1

Answer:

Let the angles be 2x and 7x

So,

2x + 7x = 180°

9x = 180°

x = 180/9

x = 20°

2x = 2 × 20 = 40°

7x = 7 × 20 = 140°

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Answer 2

Answer:

supplementary = 180

Step-by-step explanation:

let

2x +7x = 180°

9x =180°

x=180°/9

x=20°

•°• 2x = 2× 20 = 40°

7x = 7×20 = 140°

°•° The two angles are 40,140