Narlikar, J. V.2012-03-252012-03-251985-09-29http://hdl.handle.net/11007/1619The area of a triangle can be expressed algebraically in terms of its three sides. Similarly the volume of a tetrahedron can be given as an algebraic function of the lengths of its six edges. The proof of this result is usually obtained by using vector methods. The following dis- cussion gives a more elementary derivation of this interesting result.enTetrahedronCosmologyArticle