Maths question
2010-03-28 3:51 am
圖片參考：http://i890.photobucket.com/albums/ac104/s102003/bdce8459.png
In the figure, ABCD is a trapezium. If CD = 8cm, AD = 12cm, CB =15cm, DE = 7 cm and DE/AB, find
(a)AE
(b)AB
(Give your answers correct to 3 significant figures if necessary)
/ means 平衡 or someithng
回答 (1)
2010-03-28 4:03 am
收錄日期: 2021-04-23 20:45:10
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