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Unit Circle and Cosine Graph
Author:
Becky Angus
,
Anthony OR 柯志明
Topic:
Circle
,
Cosine
,
Unit Circle
GeoGebra
Anthony Or. Education Bureau, Hong Kong.
orchiming@gmail.com
New Resources
Mondrian's Puzzle
Slope Between 2 Points (Phase 2)
Area of a Trapezoid
Focus and Directrix
Regular Star Polygons
Discover Resources
Special Quadrilaterals A
Area of a triangle
Scacchiera
Proof without word : Area of the sphere
Discover Topics
Coordinates
Upper and Lower Sum or Riemann Sum
Straight Lines
Parametric Curves
Quadratic Equations