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Remember the Imperial Scale of linear measurement

12 inches = 1 foot

3 ft = 1 yard

22 yds = 1 chain

10 chains = 1 furlong

8 furlings = 1 mile.

We only need the first two lines of this scale.

12 inches = 1 foot

36 inches = 3 feet.

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lenpollock

Lvl 16
11mo ago
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Wiki User

14y ago

12 X 3 = 36 inches

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