Question

21. Find the value of x.

22. Find the value of x.

Answer 1

62° & 54°

Explanation:

Answer 21 :-

We know that the measure of a straight line is 180° .

x + 118° = 180°

=> x = 180° - 118°

=> x = 62°

Answer 22:-

2x + 1 + 71 = 180

=> 2x = 180 - 72

=> 2x = 108

=> x = 54°

Answer 2

62° & 54°

Explanation:

Answer 21 :-

We know that the measure of a straight line is 180° .

• x + 118° = 180°
• x = 180° - 118°
• x = 62°

Answer 22:-

• 2x + 1 + 71 = 180
• 2x = 180 - 72
• 2x = 108
• x = 54°