Solution to the game with three circles.
- Author:
- Doru Paunescu
- Topic:
- Circle, Intersection
Three blue circles with the same radius R meets two by two in A1, A2 respectively in A3. The red circle circumscribed to the triangle A1A2A3 has the same radius R iff the blue circles have a common point.
Use the mouse to move the slider t from 0 to 10.