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An ellipse defined by vertices and orthocenters
Author:
Poliagapitos
Topic:
Ellipse
,
Orthocenter
GeoGebra
New Resources
Polar Reciprocation
Rings of circles
Volume of a Pyramid (Derivation)
Wallace-Simson Line, Orthopole, and Deltoid
Oriented Angles and the Unit Circle
Discover Resources
icosaedre tronque
Angle at the Centre and Angle at the Circumference
Concavity Color Changer
MVP 7.1 on Computers
Explore the exponential function
Discover Topics
Division
Centroid or Barycenter
Special Points
Intersection
Pythagoras or Pythagorean Theorem