A triangular prism.
That object would be called a triangular pyramid, also known as a tetrahedron.
The solid shape that has one square face and four triangular faces is called a pyramid. If you were to have a shape that had four triangular faces and no square face, it would be called a triangular pyramid.
Icosahedron.
A triangular based pyramid (tetrahedron) has 4 triangular faces, 6 edges and 4 vertices.
No. By definition, the lateral faces of a pyramid are triangular.No. By definition, the lateral faces of a pyramid are triangular.No. By definition, the lateral faces of a pyramid are triangular.No. By definition, the lateral faces of a pyramid are triangular.
A triangular prism has two triangular bases and three lateral rectangular faces. It has five faces in all so that it is a pentahedron.A triangular pyramid has a triangular base and three triangular lateral faces. It has 4 faces in all so that it is a tetrahedron.
Triangles.
They may be called lateral faces.
Triangular.A pyramid has triangular faces
4 triangular lateral faces
A tetrahedron.
Yes, the two bases are triangles, the 3 lateral faces are rectangles.
2
The description given could fit that of a triangular prism.
A triangular prism. In adition to the three lateral faces, it has a triangulat top and bottom.
Because if their lateral faces were not triangular they would not be called pyramids!