pentagonal pyramid
pyramid
it's a pyramid with 5 sides.
A solid figure with a pentagon as its base and triangular faces is called a pentagonal prism. In this 3D shape, the two pentagonal bases are parallel and connected by five rectangular lateral faces. However, if you specifically mean a solid with a pentagonal base and triangular faces that converge at a single point, then it is known as a pentagonal pyramid.
It is a pyramid
A triangular prism.
Four triangular faces.
A Triangular Prism
Triangular based pyramid
Triangular prism.
a triangular prism!
triangular cone
triangular prism