Question

In triangle ABC if angleA=72 and angle B=63 find angle C​

Answer 1

Answer:

let the c angle be y

72 +63 + y =180

135+y=180

y=180-135

y=45

Answer 2

Answer:

sum of all the angles of a triangle is 180°

A+B+C=180°

72°+63°+C= 180°

135°+C=180°

C= 180°-135°

C=45°