Mathematics

# $\displaystyle\overrightarrow{DC}\perp \overline{AB}$, then $\angle CDB$ is equal to:

$\displaystyle 90^{\circ}$

##### SOLUTION
$DC\perp AB$
$\therefore \angle CDB={90}^{\circ}$

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Single Correct Medium Published on 09th 09, 2020
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