Addendum to a 20-30-130 Triangle

Triangle ABC has A = 130 ◦ , B = 30 ◦ and C = 20 ◦ . Point P is located within the triangle by drawing rays from B and C, such that PBC = 10 ◦ and PCB = 10 ◦ . Segment PA is drawn. Find the measure of PAC.

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