Question

please answer this 3 questions​

Answer 1

Answer:

12) if angle NOP =5y

and angle MOP =2y +40

find the value of y

we know that MON is a straight line

there fore ,

5y + 2y + 40=180

7y +40=180

7y = 180-40

7y = 140

y=140/7

y= 20