GeoGebra
GeoGebra
Home
News Feed
Resources
Profile
People
Classroom
App Downloads
Malfatti's Problem - Steiner's Solution
Author:
Anthony OR 柯志明
The construction given by the Swiss mathematician Jakob STEINER (1796-1863) in 1826.
GeoGebra
New Resources
Ellipse inscribed in irregular convex quadrilateral
Parabola - An Optical property
Writing the Equation of a Parabola Given Vertex and Focus
Parabola: Quick Anatomy Exploration
Chord of a Circle 1
Discover Resources
triangle inequality
Angles of Polygons
Untitled
Reflectiony=-x
Aristotle's Wheel
Discover Topics
Logarithm
Scatter Plot
Isosceles Triangles
Matrices
Symmetry