Question

please solve this question

Answer 1

Answer:

opt A 60°

Step-by-step explanation:

the sum of both the angles is 180°

∴ 2x+x=180

3x=180

∴x=60°

∴ opt. A

Answer 2

x + 2x = 180° ( supplementary angles )

3x = 180°

x = 180 / 3

x = 60°