Question

The terahedron is a pyramid whose base is a​

Answer 1

Answer:

Trangular

Step-by-step explanation:

.........k

Answer 2

The tetrahedron is one kind of pyramid, which is a polyhedron with a flat polygon base and triangular faces connecting the base to a common point. In the case of a tetrahedron the base is a triangle (any of the four faces can be considered the base), so a tetrahedron is also known as a "triangular pyramid".