數學問題[形心]
2007-03-31 3:21 am
回答 (3)
2007-03-31 5:24 am
✔ 最佳答案
圖片參考：http://i137.photobucket.com/albums/q224/gerrard1023/maths-1.jpg
Area of ADC = area of DBC
Let area of AGF = area of FGC(since AF=GC) = b sq units
Let area of BGF = area of CEG(since BE = CE) = a sq units
1 + 2a = 1 + 2b
a = b
Area of ECA = area of BEA
a + 2b = 2 + a
b = 1
SO,a = 1
Area of CFGE
= a + b
= 1 + 1
= 2 sq units
參考: EASON MENSA
2007-04-02 6:49 pm
very good!!!!!!
2007-03-31 3:40 am
a .b .c .d .?!!@@^^
收錄日期: 2021-04-22 00:33:51
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070330000051KK03076