Radius: units Height: units Area: units2 CalculateReset This application calculates the surface area of a cone, not including the base. This is sometimes called the "lateral surface of the cone". The formula for calculating the surface area of a cone is: where: r = radius of the base of the cone h = height of the cone a = area of surface To calculate the entire surface of the cone, add the area of the base, which is simply the area of a circle. When entering numbers, do not enter the units. The units can be considered any units, as long as they are all the same unit. Do not enter commas in your numbers. More Search Section Information:• Site Map• Minispreadsheet Instructions• Surface Area of a Sphere Calculator• Online Cylinder / Cone Volume Calculator• Online Grammar Checker - Confusables• Improper Fraction to Mixed Number / Mixed Number to Improper Fraction Calculator• Banner Exchanges• Bucaro TecHelp Web Site Privacy Policy• Area of a Regular Hexagon Calculator• Computer and Component Manufacturers Support Links