A quick geometry problem.
16:00
Hexagon, meet parabola.
26:38
a very golden Fibonacci sum
8:44
Can You Find Angle X? | Geometry Challenge!
10:21
a geometry problem inspired by Japanese Sangaku
23:39
O movimento divino de Bobby Fischer leva o mundo inteiro do xadrez ao colapso! | "Jogo do século"
7:16
The IQ Test 100 - Can you make it?
5:25
Solving a viral geometry problem from Twitter
21:23