Question

13. In the given figure, value of x is 2x (a) 50° (b) 60° (c) 40° (d) 55°​

Answer 1

Answer:

well as you see these 3 are forming supplementary angle

so 45+2x+x+15=180

3x+60=180

3x=120

x=40

hope it helps

if you wanna know 2x so 2×40=80