唔該教下我一條MATHS MC題，要步驟。
The figure shows a parallelogram PQRS. M and N are points on PQ and PS respectively. It is given that PM:MQ=1:4, PN:NS=1:2 and the area of PQRS is 270 cm^2. Find the area of the shaded region.
果個shaded region係(//gram PQRS-△PMN)
answer:
A. 251cm^2
B. 257cm^2
C. 261cm^2
D. 267cm^2
唔該教下我一條MATHS MC題
2013-08-06 4:28 am
回答 (1)
2013-08-06 4:51 am
收錄日期: 2021-04-24 22:41:23
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130805000051KK00318