Question

. In an isosceles triangle ABC , if AB = AC and exterior ∠ C = 160º , the measure of three angles will be

Answer 1

Answer:

80°,40°,40°

Step-by-step explanation:

140°+ interior angle of C= 180

so interrior angle C=180-140

C=40°

triangle is isosceles and AB=AC

so angle ABC= angle ACB

Answer 2

Answer:

see the attachment

hope it helps you