摘要:4.在ABC中.AB=AC.∠A=50°.P为ABC内一点.且∠PBC=∠PCA.则∠BPC等于 A.65° B.100° C.115° D.130°
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如下图,在△ABC中,AB=AC, ∠A=50°,P是△ABC内一点, ∠PCB=∠PCA,且∠PBC=∠PBA,则∠BPC度数为( )
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A.115° B.100° C.130° D.140°
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