5 ms·
The corners appear as triangles in the figure. I counted all the triangles I could find and was confused because I only saw 7. But then I realized the 8th is ar
by bitslayer 4y ago
The corners appear as triangles in the figure. I counted all the triangles I could find and was confused because I only saw 7. But then I realized the 8th is around the outside of the whole figure!