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Geometry 19 Online
OpenStudy (chillwill):

Which statement is true regarding the interior and exterior angles of a triangle is true? A. an exterior angle is supplementary to the adjacent interior angle. B. An adjacent interior angle is supplementary to a remote interior angle C. A remote interior angle is congruent to the exterior angle D. A exterior angle is supplementary to the remote interior angle.

OpenStudy (fran345):

I think it's A

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