F4 A MATH trigonometry
2010-08-21 8:06 pm
圖片參考：http://img836.imageshack.us/img836/6833/imghm.jpg
please state the step,
answer of (a) :3.24cm
answer of (b) :12.48cm
回答 (1)
2010-08-21 9:04 pm
收錄日期: 2021-04-22 00:51:21
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100821000051KK00540