Question

find the value of x for the following diagram​

Answer 1

Answer:

2y+5y+2y=180 degree (suplimentary angle)

9y=180

y=180/9

x=20 degree

So

2y=20×20=40

5y=5×20=100

2y=20×20=40

So here,

40+40+100+2x=360 degree (complete angle)

180+2x=360

x=360-180/2

x=180 /2degree.

x=90 degree