Table 2.
Shape index.
| circle | decagon | octagon | hexagon | square | triangle | |
|---|---|---|---|---|---|---|
| number of edges | – | 12 | 8 | 6 | 4 | 3 |
| shape index | 3.54491 | 3.58630 | 3.64072 | 3.72242 | 4 | 4.55901 |
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