It depends on how thick they are. A square foot is a unit of area, not volume. The density of the two materials is 5500 kg/m3 for Ti and 2800 kg/m3 for Al. Assuming you had the same volume (same area and thickness) the mass ratio would be 55/28.
No mathematical difference.
per square foot titanium cost on avg. $215
There is no difference between square meters and meters square. for simplicity we use these in different form.
the difference between them is that the bottom face is different one of them is a rectangle and one of them is a square
It is the same as the difference between a blue square and a square.
everything
No, but a perfect square is usually the square of a whole number.
it is by 7685645 cm2
There isn't a significant difference, just which ever you prefer.
Either x or -x is the difference between the square root of x and squared.
There isn't actually a difference. The word metre is French for mile.
difference between square and cube