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GeoGebra
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G9 Ch.9 Lines and Centres of a Triangle
Revision of all centres
G9 Ch.9 Lines and Centres of a Triangle
Author:
Ivan Chan
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Revision of all centres
New Resources
Flag in the wind
Road Runner (beep, beep)
Chaotic behaviour
Open Middle Logarithm Exercises (1)
Lorenz Attractor: Multiple particles
Discover Resources
rotations, reflections, translations and enlargements
Can AAA be used to prove congruency?
Window Guided by a Segment
Limits at discontinuities
Unit tangent, normal, binormal, osculating, normal plane
Discover Topics
Congruence
Perimeter
Division
Rotation
Equations