Giraud’s Theorem

Author:Moira Chas

The area of a triangle on the unit sphere equals the sum of its interior angle minus π. Proof (from Schwartz book Mostly surfaces" Divide the sphere in regions as in the sum below.

New Resources

Prism Drawn in 1-Point Perspective
רישום חופשי
Reflection Across 2 Parallel Lines
Exploring GeoGebra for the First Time
Shells

Discover Resources

Rozdelenie trojuholníkov - zskomsab
SSS Triangle Making
Finding Differentiaton Rules
titik puncak persamaan kuadrat
Degre of curvature of ax²

Discover Topics

Normal Distribution
Fractal Geometry
Parallelogram
Percentages
Functions