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Special lines in Triangles
Author:
Cheung Hoi Cheung
Topic:
Triangles
GeoGebra
New Resources
Cross Product in 2D and 3D
Triangles, Squares and Unexpected Areas
Tracing the Ellipsoid with Ellipses
apec
Napoleon's Theorem
Discover Resources
Vertical Angles and Linear Pairs
Hybrid of Hart's A-frame and Chebyshev linkage
Quadratics when you know x-intercepts
Parallelogram Properties
Simultaneous equations as vector sums
Discover Topics
Constructions
Trapezoid
Variance
Dilation
Sphere