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note; radius is 1/2 the diameter 4 x 3.14 x radius2
Surface Area of prisms is this formula: SA=LA+2B SA being surface area. LA being lateral area which is perimeter of the base times the height. 2B being 2 times the area of the base. So find LA and the area of the base times 2 and then add them both up.
if you have a 3d cuboid it is the smooth serface
To find the perimeter you add and to find the area we multiply.
To find the relationship in width and area you can use the formula area/length = width. To find the area of a room you multiple the length by the width.