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Vertically Opposite Angles

In the given ...

Question

In the given figure, if $∠ A O B$ = 65°, then $∠ D O C$ = ____.

$115^{\circ}$

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$25^{\circ}$

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$65^{\circ}$

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None

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Solution

The correct option is C
$65^{\circ}$

$∠ A O B$ & $∠ D O C$ are vertically opposite angles.

We know that vertically opposite angles are equal.

$\Rightarrow ∠ D O C$ = $∠ A O B$ = 65°

Suggest Corrections

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(Δ D O C) = A r e a (Δ A O B)

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