F.4 MATHS

2010-07-17 11:28 pm
F.4 MATHS...............................................




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更新1:

神秘人: 答案錯誤

回答 (1)

2010-07-18 1:56 am
✔ 最佳答案
As follows:

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2010-07-17 17:56:43 補充:
http://i707.photobucket.com/albums/ww74/stevieg90/11-20.jpg

2010-07-17 17:58:23 補充:
To 神秘人,
For parallelogram, AB is not necessarily perpendicular to BC.


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