Mathematics

Find the value of unknown x in the following diagram.

SOLUTION
Sum of interior angles of a $\Delta$ is $180^o$
$\angle P + \angle Q + \angle R = 180^o$
$50^o + x + x = 180^o$
$2x = 180^o - 50^o$
$2x = 130^o$
$\therefore x = 65^o$

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Subjective Medium Published on 09th 09, 2020
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