Quadrilateral OPQR is inscribed inside a circle as shown below. Which pair, or pairs, of angles are supplementary, if any? (10 points) Circle N is shown with an inscribed quadrilateral labeled OPQR.

Answers:
a) all 4 angles = 180
b) all pairs combinations shown are supplementary
c) can not be determined, there is not enough information given
d) angle (O) , angle (Q) and angle (R), angle (P)
e) angle (O), angle (R) and angle (P), angle (Q)
f) angle (O), angle (P) and angle (R), angle (Q)

(You can only choose one as your answer)

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