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Mathematics 11 Online
OpenStudy (anonymous):

Okay so I'm usually the one answering the questions but I can't seem to get this one right. Quadrilateral OPQR is inscribed in circle N as shown below. What is the measure of ∠PQR?

OpenStudy (anonymous):

OpenStudy (hoblos):

Opposite angles of a cyclic quadrilateral add to 180°

OpenStudy (hoblos):

thus ∠PQR + ∠POR = 180°

OpenStudy (amistre64):

yep .. |dw:1396382837543:dw|

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