摘要:如图.在△ABC中.∠A=70°.∠B=60°.点D在BC的延长线上.则∠ACD=( )° A.140°B.130°C.120°D.110°
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①∠ACB=70°;②∠BFC=115°;③∠BDF=130°;④∠CFE=40°.
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| A、∠BAC=70° | B、∠DOC=90° | C、∠BDC=35° | D、∠DAC=55° |
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| A、∠BAC=70° | B、∠DOC=90° | C、∠BDC=35° | D、∠DAC=55° |