Question

find the value of x in the given figure .​

Answer 1

Answer:

c=180°-115°= 65°

a=180°-120°= 60°

triangle angle is 180°

so a+b+c=180°

60°+b+65°=180°

60°+65°+b=180°

125+b=180°

b=180-125

b=55°

answer x =55°