> The question is, can you think of a single shape that looks like a triangle from one side, a circle from a second side and a square from the third side?

He goes on to say that it resembles a household item. I can visualise the shape, but I can't think of anything that it looks like. Does anyone know what item it is?

There's a picture here:

https://math.stackexchange.com/questions/1947363/is-there-a-...