Question
In fig, in $\triangle\text{ABC},$ $AB = AC,$ then the value of $x$ is:
✓
Answer
Triangle $ABC$ is an iscosceles triangle and hence in the triangle other two angles are $50$ and $50.$
Therefore, $X = 180 - 50 = 130$
Therefore, $X = 180 - 50 = 130$
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