side 6 cm and BG = 10 cm. Find the angles between
a) AH and GH,
b) the planes AGH and AHE
Figure: http://img202.imageshack.us/img202/7148/38maths.jpg
更新1:
Ans: a) 62.8 degree b) 105 degree
F4 Maths 3-D problem revision
2010-03-22 3:15 am
In the figure, ABCDEFGH is a rectangular block with a square base of
side 6 cm and BG = 10 cm. Find the angles between
a) AH and GH,
b) the planes AGH and AHE
Figure: http://img202.imageshack.us/img202/7148/38maths.jpg
side 6 cm and BG = 10 cm. Find the angles between
a) AH and GH,
b) the planes AGH and AHE
Figure: http://img202.imageshack.us/img202/7148/38maths.jpg
回答 (1)
2010-03-22 3:52 am
✔ 最佳答案
As follows:圖片參考：http://i.imagehost.org/0190/ScreenHunter_01_Mar_21_19_48.gif
2010-03-24 23:36:25 補充：
更正:
http://i.imagehost.org/0422/ScreenHunter_05_Mar_24_23_33.gif
收錄日期: 2021-04-23 20:43:13
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100321000051KK01544