Question

GIVE SIMPLE WORKING OUT PLS:)

Answer 1

a. 130°

b. 100°

Explanation:

a). Angle on a straight line add up to 180

x + 50° = 180°

x = 180°- 50°

x = 130°.

b). Also the Angle on the straight line add up to 180

x + 80° = 180°

x = 180°- 80

x = 100°.