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HELP PLEASE.
Find the measure of both arc AB and arc APB, where <APB = 108 degrees.

HELP PLEASE. Find the measure of both arc AB and arc APB, where <APB = 108 degrees-example-1

1 Answer

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Arc AB will be twice the measure of the inscribed angle that intercepts it.

Arc AB = 2×∠APB = 2×108° = 216°

Arc APB =
360° - Arc AB = 144°
User Ritter
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