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Euler Line Surprise! = GoGeometry Action 54
Author:
Tim Brzezinski
Topic:
Orthocenter
Creation of this applet was inspired by a
post
from Antonio Gutierrez (
GoGeometry
).
How can we formally prove what this applet informally illustrates?
Related Topics
Centroid or Barycenter
Circumcircle or Circumscribed Circle
Incircle or Inscribed Circle
Discover Resources
Square line segment
Area under a Curve
Vertically Opposite Angles
Συνημίτονο οξείας γωνίας
Adjustable Area Model
Discover Topics
Means
Bar Chart or Bar Graph
Fractions
Division
Rectangle