Question

plz answer me of this que​

Answer 1

Answer:

60

Step-by-step explanation:

angle A+angle B+angle C=180

substitute angle C = angle A+angle B/2

so angle A+angle B=120

substitute so angle C=60

Answer 2

Answer:

Angle A = 60

Angle B = 60°

Angle C = 60°

As (60+60) /2 = 60°