It means that the surface area of the polygon has an area of 612 square inches.
Yes, a square is an equilateral polygon
A square polygon by definition has one face and it is square.
A square cannot be irregular though it is a polygon.
The area is 324*n*cotangent(180/n) where n is the number of sides in the polygon.
Surface area would be measured in square inches or square feet. This is the area of a flat surface, like a desk top. Volume is the inside area, like inside a balloon. This would be measured in cubic inches or feet (inches x inches x inches).
Yes
Yes every square is a regular polygon.
Any shape with 3 or more sides is a polygon and so a square is a polygon because it has 4 sides.
a square
It depends on how many sides the polygon is meant to have!
A regular polygon