This is how a rectangular pyramid looks like. Surface Area 2 pi r 2 2 pi r h. Surface Area Calculator Surface Area Formulas Area Formula Math Work Surface Calculate the slant height is a square base pyramid whose total surface area is 2200 units 2 and the base length is 22 units. . If we stick to the square which is a quadrilateral with. Area can be measured in various units some of the conversions for changing standard units of the area to other desired units are given below. Find the side of the base of a square pyramid whose surface area is 64 square centimeters and slant. Therefore the surface area of the square pyramid is 40 square centimeters. The formula for the. Surface Area 2 Area of top perimeter of top height. The surface area is the areas of all the parts. Area of Square Side2 unit2. To find the total surface area well first examine the area of the base which is just a square.