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題 5
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
GeoGebra
New Resources
兩組對邊相等的四邊形
兩位數除以一位數（二）
兩位數除以一位數（一）
錐體建築師
找出對稱軸
Discover Resources
Primary Mathematics
正弦公式證明 (Mr. KONG)
梯形堆垛
Epicycloid
拋物線1-焦點法
Discover Topics
Logarithm
Line Segment
Pythagoras or Pythagorean Theorem
Arithmetic
Root