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Defining Trigonometric Ratios
Author:
Anthony OR 柯志明
Topic:
Ratios
GeoGebra
Anthony Or. GeoGebra Institute of Hong Kong.
orchiming@gmail.com
New Resources
探究由平行線和截線所成的角
Chaotic behaviour
bearing HK
Blancmange curve (fractal)
Shade a spheric triangle with "surface".
Discover Resources
Rotational Symmetry
fdjn
day 90
Slope of Parallel and Perpendicular lines
Properties of Tangents
Discover Topics
Tangent Function
Curve Sketching
Vectors
Function Graph
Derivative