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圓錐截痕
Author:
翰林數學領域
Topic:
Conic Sections
觀察不同情形時的截痕,可以是圓、橢圓、拋物線、雙曲線。
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
兩位數除以一位數(一)
兩位數加法
三位數除以一位數(二)
算柱 (兩位數)
Discover Resources
相似三角形
Rotational Symmetry - Tetrahedron
正立方體裁邊 (Chamfered Cube)
麻之葉
圆锥曲线的第二定义
Discover Topics
Isosceles Triangles
Pie Chart or Circle Chart
Pythagoras or Pythagorean Theorem
Arithmetic Operations
Arithmetic Mean