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HKDSE 2017 Paper I #19
Author:
Alex CHIK
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
Cross Product in 2D and 3D
Linear Cross Section Exercise
Ellipse, Hyperbola and Circle as Envelopes
Bottema's Theorem
Angles and Intersecting Lines: Quick Investigation
Discover Resources
forum4
Special angles (degrees)
Angles
cilindruk
AM 2018 P2 Q11
Discover Topics
Circle
Diagrams
Histogram
Coordinates
Linear Regression