Question

triangle abc is an isosceles triangle angle A=100°.find angle B and angle C?​

Answer 1

Answer:

40°

Step-by-step explanation:

In triangle ABC

AB=AC

SO ∠ ACB=∠ ABC

BY ANGLE SUM PROPERTY

100°+2ABC=180°

2ABC=80°

ABC=40°

SO ∠ A=100°, ∠B=40° AND ∠C=40°

Answer 2

Answer:

B=40 and C=40

Step-by-step explanation:

isosceles mean 2 side are same and one side is unequal