Question

Find the volume of a regular tetrahedron of side 35 cm

Answer 1

I didn't study this shape and its not written in my textbook but there is this question about it

Answer 2

Look here if you want more details...
http://en.wikipedia.org/wiki/Tetrahedron

Answer 3

Its very complicated even if you search on google.
Even the word (harder) is written near the question

Answer 4

Since it's a regular tetrahedron every side is equal..