Euclid's Elements - Book III, Proposition 9

Onderwerp:Cirkel

If from a point inside a circle three or more congruent line segments can be drawn between the point and the circle at one time, then the point is the center of the circle.

Nieuw didactisch materiaal

GeoGebra 3D Modeling Workshop (March 8 2024)
Odd Function Explorer
Perpendicular Lines: Quick Exploration
Squaring a Rectangle (PST Version)
Writing and Graphing Proportional Relationships (k>0)

Ontdek materiaal

Scalar Product
Path from Origin to a Point
Τραπέζια
Octaedro truncado
Computed Cross Ratio5

Ontdek onderwerpen

Trapezium
stelling van Pythagoras
Rekenkundige bewerkingen
Gelijkbenige driehoeken
Figuren