Mathematics

The measure of an angle is twice the measure of its supplementary angle. Find its measure.

SOLUTION
Solution:
Let the angle be $X$
the supplement$={180}^{\circ}-x$
According to the question
$x=2({180}^{\circ}-x)$
$3x={360}^{\circ}$
$x={120}^{\circ}$
Hence the angle is ${120}^{\circ}$

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Subjective Medium Published on 09th 09, 2020
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