Are determined by
(a) the shape of the flat surface,
(b) the area of the flat surface, and
(c) the size of the square units.
area
It is the area of the 2-D figure.
The surface area of a shape is expressed in square units.
The surface area of a sphere with radius 6 is: 452 square units.
Surface area = length*width in square units
The geometric term for the number of square units needed to cover a surface is called the area of said surface.
the answer is (area)
That depends on the surface and the units, but the surface area tells us that infomation.
area
4x
One, if the square is large enough.
It is the area.
surface area
It is the surface area of the solid.
trapezoid
the area
The units may be any squared units. It is an area. They may be square inches, feet, yards, miles, metres, kilometres etc.