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題 7
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
近似值：有效數字
兩組對邊相等的四邊形
AI 訓練教室
小数 的副本
Earth with coastline
Discover Resources
探究棱錐的體積
congruent (SSS)
GGB1
边长可变的正三角形上莱洛转子的滚动
活工(一)Q2
Discover Topics
Trapezoid
Indefinite Integral
Difference and Slope
Sine
Sequences and Series