Cone Area Calculator
This free online calculator will help you to find the area of a cone surface.
Using this online calculator, you will receive a detailed step-by-step solution to your problem, which will help you understand the algorithm how to find cone surface area.
Calculation of Cone Area
Entering data into the cone area calculator
You can input only integer numbers or fractions in this online calculator. More in-depth information read at these rules.
N.B. In online calculator you can use the value in the same units of measurement!
Additional features of cone area calculator
- Use and keys on keyboard to move between field in calculator.
Theory. Cone Area
The formula for the lateral surface area of a coneA = π R l
The surface area of a cone is the sum of the area of the base (circular bottom) and the lateral surface areaA = π R2 + π R l = π R (R + l)
where A - area,
R - radius of the base,
l - slant height,
π = 3.141592.
You can input only integer numbers, decimals or fractions in this online calculator (-2.4, 5/7, ...). More in-depth information read at these rules.
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