+0  
 
0
40
0
avatar+1537 

Two regular pentagons and a regular decagon, all with the same side length, can completely surround a point, as shown.

 

An equilateral triangle, a regular dodecagon, a square, and a regular n-gon, all with the same side length, also completely surround a point. Find n.

 
 Jan 22, 2024

0 Online Users