教我做maths
回答 (2)
2007-08-27 10:22 pm
✔ 最佳答案
D (5,-2)AB = 5-(-2)
7
AD = 3-(-2)
5
Area
=7*5
=25
2007-08-27 14:23:55 補充：
area is 35, not 25I type it wrongSor...
2007-08-27 10:20 pm
D的坐標 = (5 , -2)
長方形ABCD的面積
= [5 - (-2)] x [3 - (-2)]
= 7 x 5
= 35
長方形ABCD的面積
= [5 - (-2)] x [3 - (-2)]
= 7 x 5
= 35
收錄日期: 2021-04-13 13:09:07
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070827000051KK02407