In Isosceles Triangle what is BASE ANGLE.

Please tell me as fast as possible.

Dear Student, 
Solution)

An angle that is formed between the base and the side of a triangle is called a base angle.

In the above figure of ΔABC , ∠B and ∠C are two base angles.

In case of an isosceles triangle, the two base angles (angle B and angle C) are equal.
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