Question

does cu means cube which is 3, like sq is square which is 2?

Answer 1

No.

Answer 2

what does cube mean

Answer 3

anything raise to the power 3.

Answer 4

Or cube means a 3d-shape as well.

Answer 5

Or Cube can also be referred as an Ice Cube! ;)

Answer 6

That depends on the context. A cube can be the three-dimensional equivalent of a square or something being raised to the third power.