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GeoGebra
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Sections of Cones
Author:
Anthony OR 柯志明
Topic:
Cone
Drag the blue points to see the different sections of the cone.
GeoGebra
Anthony Or. GeoGebra Institute of Hong Kong
New Resources
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Dodecahedron
Finding Average Rate of Change of a Function
探究由平行線和截線所成的角
Parallelograms: Quick Investigation
Discover Resources
Hyperbolic Functions
Function machine for Multiplication and Division
Alternate Angles (Mrs. G)
The 3 forms of Quadratic functions
Chinese Match Puzzles 1 (8 puzzles)
Discover Topics
Interest Calculation
Coordinates
Division
Difference and Slope
Rational Numbers