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selection task 4
Author:
Arthur Lee
找出垂直線，把它們移到右邊。
GeoGebra
New Resources
Congruent Sides & Angles in △s: Exploration
Odd Function Explorer
Squaring a Rectangle (PST Version)
Graphing Basic and Compound Inequalities
Function art 3D - waiting shed (v2)
Discover Resources
Circle in Triangle_summary
Directional Derivatives
Geogebra 03_08
Construct a Perpendicular Line Through Point on Line
Enlargements from a point; positive, negative and fractional scale factors
Discover Topics
Vectors 2D (Two-Dimensional)
Real Numbers
Hypergeometric Distribution
Trapezoid
Differential Calculus