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Lunes of Antiquity
Author:
Ted Courant
The red lunes are contained within semi-circles on the sides of a right triangle, but are outside the semi-circle on the hypotenuse.
GeoGebra
Prove that the area of the Red lunes equals the Blue area of the original triangle.
New Resources
Introduction
Bottema's Theorem
Cross Product in 2D and 3D
Linear Cross Section Exercise
Witch of Agnesi - A Classical Construction
Discover Resources
UCSS Secondary Math I Unit 4 Lesson 2
Van Aubel's Theorem
Basic Rotations
Math
ปริซึม
Discover Topics
Cone
Orthocenter
Set Theory
Equilateral Triangles
Inequalities