Points P, Q and R are on a circle such that PQR = 40 and QRP = 60 . – McqOptions

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1.	Points P, Q and R are on a circle such that PQR = 40 and QRP = 60 . Then the subtended angle by arc QR at the centre is :
A.	80
B.	120
C.	140
D.	160
Answer» E.

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