The length of one side and the volume of tetrahedron given surface area is calculated using the formula.
Enter the surface area and when you click on the button "Calculate the length of one side and volume of tetrahedron", the length of one side and the volume of tetrahedron is calculated and displayed.
![Calculate one side from the surface area of a regular tetrahedron](/img/volume_en/tetrahedron_area.png)
![Formula for length of one side of tetrahedron given surface area](/img/volume_en/tetrahedron_area1.jpg)
![Formula for volume of tetrahedron given length of one side](/img/volume_en/tetrahedron_area2.jpg)
The length of one side and volume of the tetrahedron, whose surface area S is 20
Length of one side a: 3.3980884896942
Volume V: 4.624212722542
Volume V: 4.624212722542