Question

In the Fig. 3, what value of will make AOB a straight line?

Answer 1

Answer:

32

Step-by-step explanation:

• 3x + 5 + 2x - 25 = 180
• 5x + 20 = 180
• 5x = 160
• x = 32

Answer 2

Answer: x = 40

Step-by-step explanation:

We know that angles on a straight line add up to 180°

ie,  3x + 5 + 2x - 25 = 180

ie,  5x - 20 = 180

ie,  5x = 180 + 20

ie,  5x = 200

ie,  x = 200/5

ie,  x = 40

HOPE THIS HELPS.........