AB is the diameter of the circle with the center O if PAB=55 PBQ =25 And ABR=50 find PBA BPQ and BAR

AB is the diameter of the circle with the center O if PAB=55 PBQ =25 A

1.	AB is the diameter of the circle with the center O if PAB=55 PBQ =25 And ABR=50 find PBA BPQ and BAR
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