大家好 今天在幫孩子複習功課
http://ppt.cc/vTLN
有個平行四邊形 問題解不出來 , 感覺滿簡單的,但還是不會算
唉~太久沒念書了
想請各位高手幫幫忙
謝謝大家
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05/30 12:42, , 1F
05/30 12:42, 1F
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05/30 12:44, , 2F
05/30 12:44, 2F
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05/30 12:47, , 3F
05/30 12:47, 3F
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05/30 12:50, , 4F
05/30 12:50, 4F
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05/30 13:32, , 5F
05/30 13:32, 5F
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05/30 13:34, , 6F
05/30 13:34, 6F
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05/30 13:35, , 7F
05/30 13:35, 7F
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05/30 13:36, , 8F
05/30 13:36, 8F
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05/30 23:36, , 9F
05/30 23:36, 9F