How to Find Surface Area
To find the surface area of a shape we find the area of each face and add them together. The area of the rectangle is W X L 7 x 5 cm 2 35 cm 2. Surface Area Calculator Surface Area Formulas Math Tutorials Studying Math Learning Mathematics The surface area formula for a cone given its diameter or radius and height is π x diameter 22 π x diameter 2 x diameter 22 height2 where diameter 2 is the radius of the base d 2 x r so another way to write it is π x radius2 π x radius x radius2 height2 as seen in the figure below. . The surface area is the areas of all the parts needed to cover the can. The surface area of a cube is therefore the same as the. The surface area of a frustum is basically the sum of areas of its faces and is measured in square units like the area of any other shape. Surface area of cuboid 2 lbbhhl Volume l b h where l length bbreadth and h height. Simply use the subpart for the area of a triangle with 3 sid