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周界
Author:
spkwan
Topic:
Perimeter
GeoGebra
New Resources
四邊形的特性
兩組對邊相等的四邊形
画直线等分三角形的面积
找出對稱軸
兩組對邊相等和有直角的四邊形
Discover Resources
錐台
翰林B4課p227_9
reflectional symmetry_2
假的龍珠
活工(二)Q2
Discover Topics
Orthocenter
Distributions
Polynomial Functions
Tangent Function
Cone