Sangaku Geometry Theorem: Three circles and a tangent line. College Geometry, SAT Prep. Elearning

Sangaku Geometry Theorem: Three circles and a tangent line. Level: High School, SAT Prep, College

In the figure below, three circles of radiii: a, b, c are mutually tangent to each other and a line. Prove that: .

Last updated: August 14, 2009