15(a)
Using the counting square method,find the area of the shaded region in the figure on the right.冇圖提供sorry,但係面積是14cm2
15(b)
If it costs $0.52 to paint 1 cm2 of area,estimate the cost of painting 195 identical shaded figures in(a).
Solution:
(b)
唔該幫下我la,唔識做呀!!>3<
F.1 maths (English)
2009-12-03 1:38 am
回答 (2)
2009-12-03 1:44 am
✔ 最佳答案
$0.52×14×195＝$1419.6 
2009-12-03 1:41 am
um....呢題無人會答到-.-
因為你A個題無左幅圖而我地又唔知個shadaed region係幾大
咁A計唔到之後個D都唔得=.=
因為你A個題無左幅圖而我地又唔知個shadaed region係幾大
咁A計唔到之後個D都唔得=.=
收錄日期: 2021-04-21 01:20:38
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https://hk.answers.yahoo.com/question/index?qid=20091202000051KK02828