The Cyclic Rectangle
- Author:
- John Golden
- Topic:
- Quadrilaterals, Rectangle
Futility Closet had this striking theorem they called the Japanese Theorem for cyclic quadrilaterals. Had to make this illustration.
https://www.futilitycloset.com/2018/11/08/a-hidden-door/
What questions (besides how to prove it) does this raise for you?