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拋物線1--焦點法
Author:
15黃瀚霆
GeoGebra
New Resources
【案例】2013年安徽高考15题
画直线等分三角形的面积
【案例】2018年全国1卷理科12题
判斷球體
球體建築師
Discover Resources
E-X 电势-X
拋物線(到一點與到一直線等距離的軌跡)
點到直線距離4：同心圓擴大
angle sum of triangle
重複
Discover Topics
Combinatorics
Difference and Slope
Rotation
Subtraction
Reflection