~lum到就o黎痴線~
更新1:
條題目無俾graph，我都係自己畫
Plane Geometry! (not easy)
2011-04-29 5:12 am
1. let AD be a diameter of a circle with centre O, and P be a point on he tangent to the circle passing through D. A straight line through P meets the circle at B and C, with C between P and B. The lines PO and AC meet at E. Show that AB and DE are parallel.
~lum到就o黎痴線~
~lum到就o黎痴線~
回答 (2)
2011-05-03 1:31 am
✔ 最佳答案
用Coordinate-geometry做吧﹗完成後會大快人心
2011-04-29 5:23 am
Do you have graph?
收錄日期: 2021-04-25 17:03:24
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110428000051KK01437