O is the center and are ABC subtends an angle of 1300 at O. AB is extended to P, then ∠PBC is
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Q:
O is the center and are ABC subtends an angle of 1300 at O. AB is extended to P, then ∠PBC is
- 1$$75^°$$false
- 2$$ 70^°$$false
- 3$$65^°$$true
- 4$$80^°$$false
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