Question

in triangle abc if a is equal to b and angle C equals to 80 degree find Angle B​

Answer 1

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Answer 2

Answer

In triangle ABC

》Angle a + angle B + AngleC = 180° ( angle sum property of a triangle )

》80° + angle b + angle b = 180°(angle a = angle b)

》2 angle b = 180° -80°

》Angle b =100/2°

》Angle b = 50°