Here’s one of those: “Can you make it?” problems.
Using exactly six toothpicks of equal length, how can you put them together to create four congruent equlateral triangles?
Send your answers as comments to this blog post. You need not worry about incorrect answers being posted. I will post only those answers that are correct, and I will post the first five correct answers on Monday.
Feel free to share this problem with anyone who might like to try it.