Key Stage 3 (Junior Secondary) > 3.2 Measures, Shape & Space 度量、圖形與空間 > Simple Idea of Areas and Volumes 面積和體積的簡單概念 >
Key Stage 3 (Junior Secondary) > 3.2 Measures, Shape & Space 度量、圖形與空間 > Simple Idea of Areas and Volumes 面積和體積的簡單概念 >
Area of Circles(3) 圓的面積(三) |