Calculate nonagonal number 5
Nonagonal numbers form equally spaced points.
The points form a nonagon.
Nonagonal Number Formula
| Nn = | n(7n - 5) |
| 2 |
Plug in n = 5
| N5 = | 5(7(5) - 5) |
| 2 |
| N5 = | 5(35 - 5) |
| 2 |
| N5 = | 5(30) |
| 2 |
| N5 = | 150 |
| 2 |
N5 = 75
Calculate nonagonal number 5
Nonagonal numbers form equally spaced points.
The points form a nonagon.
| Nn = | n(7n - 5) |
| 2 |
| N5 = | 5(7(5) - 5) |
| 2 |
| N5 = | 5(35 - 5) |
| 2 |
| N5 = | 5(30) |
| 2 |
| N5 = | 150 |
| 2 |
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