摘要:12.如图.在△ABC中.AE是中线.AD是角平分线.AF是高.则根据图形填空: ⑴BE= = , ⑵∠BAD= = ⑶∠AFB= =900,
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(1)AB=
6
6
.(2)∠BAD=
35°
35°
.(3)∠DAF=
25°
25°
.(4)S△AEC=
3
3
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