更新1:
In triangle PQR, angle=angle and QR=4cm and PR=5cm. then the lenght of PQ is?
In triangle PQR, angle=angle and QR=4cm and PR=5cm. then the lenght of PQ is?
收錄日期: 2021-04-21 14:04:54
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150910060357AA7zNto