Question

7. Two supplementary angles are in the ratio of 2 : 7, find the angles.​

Answer 1

Answer:

LET THEIR RATIO CONSTANT BE X.

2X + 7X = 180°

9X = 180°

X = 20°

2X = 2 × 20°

= 40°

7X = 7 × 20°

= 140°

Answer 2

Answer:

the answer is 40° and 140°

Step-by-step explanation:

let the ratio be 2x:7x.

2x+7x =9x=180°

x=180°÷9=20

the angles are:-

2x=2×20=40°

7x=7×20=140°

hope it helps

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