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探索到两定点的距离之积为定值的点的轨迹
Author:
卢德洪
Topic:
Conic Sections
,
Functions
,
Parametric Curves
,
Plane Figures or Shapes
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
第八周作业
畫出對稱圖形
柱體建築師
四邊形的特性
Discover Resources
椭圆的定义
Geometry : Types of Angles (幾何:角的種類)
locus of a segment
Gradient of tangent
-1 ≤ cosA cosB cosC ≤ 1/8
Discover Topics
Mode
Frequency Distribution
Similar Triangles
Limits
Algebra