It's called a rectangular prism
triangular prism
a triangular prism
A triangular prism has two triangular faces, a rectangular prism does not have any.
triangular prism
A triangular prism (like a bar of toblerone).A triangular prism.
The shape you are describing is a triangular pyramid. A triangular pyramid has a base that is a triangle and three triangular faces that meet at a single point called the apex. The base of the pyramid is a rectangle, which is a quadrilateral with four right angles. The triangular faces of the pyramid connect the vertices of the base to the apex.
It has two triangular faces.
triangular prism
rectangular pyramid
A shape with 5 sides is a pentagon.However, the term face is only applied to three-dimensional forms,and a shape (solid) with 5 faces is a pentahedron.There are no regular pentahedrons. The two forms are the square pyramid and the triangular prism. The former has 4 triangular sides and a square or rectangular base; the latter has 3 rectangular (or square) faces and two triangular ends.
A rectangular-based pyramid.
Yes, and three rectangular faces.