Why are coins round and not square or cubes, etc.?
In: 265
Coins are not cubes because it is not practical for people to carry around several cubes of metal.
Why are coins round and not square or cubes, etc.?
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Why are coins round and not square or cubes, etc.?
In: 265
Coins are not cubes because it is not practical for people to carry around several cubes of metal.
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