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基測數學100-1-30 ：等腰三角形求角度
Author:
arist
Topic:
Isosceles Triangles
GeoGebra
New Resources
兩組對邊相等的四邊形
四邊形的特性
畫出對稱圖形
Fibonacci Clock
拼砌四邊形
Discover Resources
cos(x) 的圖形
轉動的水箱
EARTH01
Copy of 圖一
人教版初中数学教材案例GeoGebra制作系列教程（七年级下册）1-对顶角和邻补角的性质探究
Discover Topics
Trigonometric Functions
Tangent Function
Calculus
Secant Line or Secant
Means