Question

Which types of polygons are the faces of a tetrahedron?

A. Equilateral triangles
B. Regular hexagons
C. Squares
D. Regular pentagons

Answer 1

The answer is the option A, which is: A. Equilateral triangles.

The explanation for this answer is shown below:

By definition, a tetrahedron is a solid in three dimensions that has: six sides, four vertices and four triangular faces. These faces are equilateral triangles, which means that all the sides are equal and all the interior angles measure
`image` degrees.

The tetrahedron is also called "triangular pyramid".