SA a 2 a 2 a 2 a 2 a 2 a 2 SA 6 a 2. What you are looking at is the formula for the area of the surface generated by revolving the curve y f x about the x-axis. Volume and surface area.
For cones with slant height l and radius r surface area is calculated using this formula.
Surface Area Areas of top and bottom Area of the side Surface Area 2Area of top perimeter of top height Surface Area 2 pi r 2 2 pi r h. Surface area 2 pi r 2 2 pi r h. Given a rectangle with length l and width w the formula for the area is. Surface area formulas in geometry refer to the lateral surface and total surface areas of.