探究「斜 」平行四邊形的面積_簡報
簡報：http://wlts.edb.hkedcity.net/math/06_Area_parallelogram.ppt
pdf檔：http://wlts.edb.hkedcity.net/math/06_Area_parallelogram.pdf
- Target Group (Age)
- 6 – 10
- Language
- Chinese Traditional / 繁體中文
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