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selection task 2
Author:
Arthur Lee
Topic:
Straight Lines
找出垂直線，把它們移到右邊。
GeoGebra
New Resources
Graph of y = ax² + bx + c
Triangle Flexer
Sketching Vector Function (1)
Math Art Construction
z`]]
Discover Resources
pitagora2
SAS Triangle Similarity Demo
Start, parallel to line through point
Chain Rule with Two Inner Functions
LT 5: Angle, arcs, and chords
H 5.2 Point Coordinate Text
Discover Topics
General Quadrilateral
Area
Complex Numbers
Secant Line or Secant
Similarity Transformation or Similarity