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I'm going to start by making some basic assumptions:
Horizontal strip length | Horizontal length (cm) | Vertical strip length (squares) | Vertical length (cm) | Total length of rope so far (cm) |
---|---|---|---|---|
2 | 1 | 1 | 0.5 | 1.5 |
3 | 1.5 | 2 | 1 | 4 |
4 | 2 | 3 | 1.5 | 7.5 |
5 | 2.5 | 4 | 2 | 12 |
6 | 3 | 5 | 2.5 | 17.5 |
7 | 3.5 | 6 | 3 | 24 |
8 | 4 | 7 | 3.5 | 31.5 |
9 | 4.5 | 8 | 4 | 40 |
10 | 5 | 9 | 4.5 | 49.5 |
11 | 5.5 | 10 | 5 | 60 |
12 | 6 | 11 | 5.5 | 71.5 |