会哪题就解哪题,好的追加50-100,如图,在△ABC中,点D,E分别在边AB,BC上,且S△BDE=S四边形ADEC,分别过点D,E作DF∥BC,EG∥AB交AC于点F,G.(1)如果分别延长DF,EG交于点M,求证:S△FGM=S△ADF+S△CEG(2)试判

来源:学生作业帮助网 编辑:作业帮 时间:2024/09/17 02:10:44
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