#### Answer

$m\angle O=46^{\circ}$

#### Work Step by Step

In a circle, the central angle $(\angle O)$ equals the measure of its intercepted arc. Therefore, measure of arc $DE =m\angle O=46^{\circ}$.

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Published by
Brooks Cole

ISBN 10:
9781285195698

ISBN 13:
978-1-28519-569-8

$m\angle O=46^{\circ}$

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