bob is and he likes watching tv very much错了- -平行四边形ABCD中,BG⊥CD,且AB=BG=BE,AE交BG于点F.(1)若AB=3,∠BAD=60°,求CE的长。(2)求证:AD=BF+CG

来源:学生作业帮助网 编辑:作业帮 时间:2024/08/15 07:38:15
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