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Circum-centre of DeltaPQR is O. If /QPR ...

Circum-centre of `DeltaPQR` is `O`. If `/_QPR = 55^@` and `/_QRP = 75^@`, what is the value (in degrees) of `/_OPR`?

A

45

B

40

C

65

D

70

Text Solution

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The correct Answer is:
B
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