Line 1: |
Line 1: |
− | Most of us are familiar with triangular numbers, such as the arrangement of ten bowling pins in a triangle,
| + | #REDIRECT [[Activities/TurtleArt/Tutorials/Figurate_Numbers]] |
− | | |
− | . . . .
| |
− | . . .
| |
− | . .
| |
− | .
| |
− | | |
− | or square numbers,
| |
− | | |
− | . . . .
| |
− | . . . .
| |
− | . . . .
| |
− | . . . .
| |
− | | |
− | but we don't necessarily know how their arithmetic works, or whether we can do the same with, say, pentagons.
| |
− | | |
− | Can we learn something by telling a turtle how to make these numbers? Let's try.
| |