點選不同的「中間人」，拖拉「×」點將「中間人」拉進圖形內，比較兩個圖形的大小。

哪一個「中間人」最適合用來比較圖形的大小？哪一個圖形較大？

This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com

教育局評估及考評局組, Created with GeoGebra