Advanced Geometric Problem & Solution (Twice a week update) Now 4503 problems posted.
<Cir-2024-773>, hint
Let N be the intersection of AB and DP extended
Since AB is tangent <NBD=<DBP and NM//AC <BMN=<BMD=<BPD
BMPN are concyclic <DPM=<NPM=<CBA*=<BPC=<BDC
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