The ancient Babylonians understood squares:
[Plimpton 322](http://www.aliraqi.org/forums/showthread.php?p=147847980)
The ancient Athenians understood cubes, if we can take doubling the cube, i.e., [the Delian problem](http://mathworld.wolfram.com/CubeDuplication.html), as evidence.
The ancient Athenians understood cubes, if we can take doubling the cube, i.e., the Delian problem, as evidence.
My question is:
Q. When were 4th, 5th, $\ldots$, $n$-th powers contemplated/understood/used?
I am wondering how tied was the understanding of powers/exponentiation to geometry, to spatial dimensions. Did the ancients generalize their explorations to arbitrary integer exponents?