# Surface area of a cone calculator Instructions for using the calculator

This surface area of a cone calculator below is very simple to use.

Just enter the radius of the circle and the height of the cone

Then click on the button that says calculate

Do not enter numbers with a slash (/)! If you do, the wrong answer will be computed

Therefore, convert all fractions into decimals before entering numbers

Enjoy the calculator!

Enter r or the radius of the cone:

Enter the height of the cone :

The surface area is :

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