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GoGeometry Action 79!
Author:
Tim Brzezinski
Topic:
Circle
,
Incircle or Inscribed Circle
,
Scalene Triangles
,
Triangles
Creation of this applet was inspired by a
tweet
from
Antonio Gutierrez
. Feel free to move the
LARGE POINTS
anywhere you'd like. How can we formally prove the phenomena dynamically illustrated here?
GeoGebra
Quick (silent) demo
New Resources
Explore the invariant lines of matrix {{-2,5},{6,-9}}
探究由平行線和截線所成的角
Exploring the Derivative of an Exponential Function
Variation Theory Parallelogram Proofs
Tutorial: Create lists of numbers and objects
Discover Resources
Inscribed Circle
Pentagon: Math Project
more equivalent exponentials
Spiralling Squares
functions
Discover Topics
Special Points
Correlation
LCM and GCD
Differential Calculus
Derivative