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Cut-the-Knot Action 15!
Author:
Tim Brzezinski
Topic:
Circumcircle or Circumscribed Circle
,
Incircle or Inscribed Circle
Creation of this applet was inspired by a
tweet
from
Alexander Bogomolny
.
How can we formally prove THIS to be true?
GeoGebra
Quick (Silent) Demo
New Resources
derivatives of power
Conchoids of Nicomedes
derivatives of x^n
רישום חופשי
Calendar Puzzle
Discover Resources
Vector Rotation
SPACE-TIME GEOMETRY CIRCLE
Congruent SSS
solid of revolution washer
Derivative Sketcher 2
Discover Topics
Parabola
Algebra
Random Experiments
Linear Equations
Plane Figures or Shapes