全等與相似三角形，有d題目吾係太識做，有d題目完全吾識吾亥幫忙，要步驟和答案
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全等與相似三角形7 急！急
2015-03-02 4:12 am
回答 (1)
2015-03-02 5:54 am
✔ 最佳答案
4.
(a) RHS
(b) SAS
====
5.
(a) ΔABC ~ ΔLNM (AAA)
(b) ΔABC ~ ΔPQR (AAA)
====
6.
ΔABC ~ ΔPQR
所以 AB/PQ = BC/QR = AC/PR
AB/PQ = BC/QR
7/y = 8/4
8y = 28
y = 3.5
BC/QR = AC/PR
8/4 = x/6
4x = 48
x = 12
收錄日期: 2021-04-15 18:34:44
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150301000051KK00105