Question

In a triangle abc, angle a= 100 degree and ab=ac. Find the angle b and angle c.

Answer 1

b is 40 and c is 40 degree

Answer 2

Given AB = AC

so it is an isosceles triangle

so
angle. a +b + c= 180

b=c

100 +2x = 180

2x = 180- 100

2x = 80



angle b and c is equal to 40°

B=C= 40°