Mathematics

# In figure 6, what value of $Y$ will make $POQ$ a straight line,

##### SOLUTION
$\angle POR + \angle QOR=180^{\circ}$
$2y-25^{\circ}+3y^{\circ}+5^{\circ}=180^{\circ}$
$5y-20^{\circ}=180^{\circ}$
$5y=180^{\circ}+20^{\circ}$
$5y=200^{\circ}$
$y=\dfrac{200^{\circ}}{5}$
$=40^{\circ}$

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Subjective Medium Published on 09th 09, 2020
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