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# Central Angle $v$ Inscribed

GEOM-HE4QCY

If an inscribed angle intercepts an arc of $40^{\circ}$, what would be the measure of the central angle that intercepts that same arc?

A

$40^{\circ}$

B

$20^{\circ}$

C

$120^{\circ}$

D

$80^{\circ}$