一:复习:菱形有哪些特殊性质?边:__________________________;______________________________角:__________...
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19.2.2菱形的判定学案一:复习:菱形有哪些特殊性质?边:__________________________;_______________________...
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BDAO6.已知菱形的周长是12cm,那么它的边长是______.7.如下图:菱形ABCD中∠BAD=60度,则∠ABD=_______.8、菱形...
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ABCD课前热身:已知:如图,四边形ABCD是平行四边形,AC为对角线,且∠DAC=∠CAB,求证:平行四边形ABCD是菱形.肘盲...
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