Tetrahedral molecules, such as methane, exist in outer space and were present long before the solar system formed. There was nobody around to create them! The shape is the result of the 4 hydrogen atoms in this case being located as far apart from each other so that a symmetric molecule is formed.
Tetrahedron Letters was created in 1959.
Logos Tetrahedron was created in 1991.
Tetrahedron Provincial Park was created in 1995.
I am not a tetrahedron!
A tetrahedron has 4 faces.
A tetrahedron must be plane faced and so, it is just an ordinary tetrahedron.
Well, a tetrahedron has four sides. A regular tetrahedron is a triangular pyramid.
He faced a tetrahedron question in the exam paper. This is a sample sentence using the word tetrahedron.
A Tetrahedron. The most common form of a tetrahedron is called a regular tetrahedron, or a pyramid
A tetrahedron has 4 faces.
A tetrahedron has four faces.
A tetrahedron has 4 faces.