Right Circular Cone Calculator

Calculator and formulas for calculating a right circular cone

Calculate the parameters of a right circular cone


On this page you can calculate volume, surface area, slant length and other properties of a straight circular cone.

To calculate the cone, enter the radius of the base and the height, then click the 'Calculate button'


Cone calculator

 Input
Base Radius r
Height h
Decimal places
 Results
Base perimeter P
Slant length L
Base area A
Lateral surface SL
Surface S
Volumen V

Right Circular Cone

Formulas cones volume and surface area


Base radius \(\displaystyle r=\sqrt{\frac{A}{ π}}\)
Base perimeter \(\displaystyle P=2· r ·π\)
Height \(\displaystyle h=\sqrt{L^2-r^2}\)   \(\displaystyle =\frac{3·V}{A}\)
Slant length \(\displaystyle L=\sqrt{h^2+r^2}\)
Lateral surface \(\displaystyle S_L=\frac{d·π·L}{2}\)    \(\displaystyle =\frac{P· L}{2}\)
Base area \(\displaystyle A= r^2·π\)
Surface \(\displaystyle S=S_L+A\)
Volume \(\displaystyle V=\frac{A·h}{3}\)    \(\displaystyle V=\frac{r^2· π· h}{3}\)

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