PQRS is a cyclic quadrilateral. PR and QS intersect at T. If ∠SPR = 40° and ∠PQS = 80°, then what is the value (in degrees) of ∠PSR?

PQRS is a cyclic quadrilateral. PR and QS intersect at T. If ∠SPR =

1.	PQRS is a cyclic quadrilateral. PR and QS intersect at T. If ∠SPR = 40° and ∠PQS = 80°, then what is the value (in degrees) of ∠PSR?
A.	60°
B.	40°
C.	80°
D.	100°
Answer» B. 40°

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PQRS is a cyclic quadrilateral. PR and QS intersect at T. If ∠SPR = 40° and ∠PQS = 80°, then what is the value (in degrees) of ∠PSR?

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