Mathematics

# Find the values of the unknown x and y in the following diagram.

##### SOLUTION
Vertically opposite angles are equal
$x = 60^o$
Sum of all internal angles of a $\Delta le$ is $180^o$
$x + y + 30^o = 180^o$
$60^o + 30^o + y = 180^o$
$\therefore y = 90^o$

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Subjective Medium Published on 09th 09, 2020
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