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In triangle PQR, O is the incentre and a...

In `triangle PQR`, O is the incentre and `angle P = 42^@`. Then what is the measure of `angle QOR`?
`triangle PQR` में, O अंत: केंद्र है और `angle P = 42^@` है| तो `angle QOR` का मान ज्ञात कीजिए |

A

`132^@`

B

`121^@`

C

`138^@`

D

`111^@`

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