One of this month's challenges was set by Nonki - "Draw a picture of a regular triangle".
Here are some of the solutions:
By Athasak, QQK823
This answer was shown to not be an exact equilateral triangle by Nonki and have the side ratios below.
Another by Athasak after some corrections, GFS579
By Pappa Lapub, ZLD815-0
And one by Nonki using the Turtle, RXR906
Visit all the monthly forum challenges and solutions.