There are an infinite number of shapes. A tetrahedron (triangular pyramid), a square-based pyramid, a pentagonal pyramid, a hexagonal pyramid, etc. A triangular prism, a rectangular prism (cuboid), a pentagonal prism, etc are some examples.
A pyramid (3D)! Some examples: - triangular base pyramid - square base pyramid - rectangular base pyramid - cone
Some are , but many are flat
an Egyptian pyramid
A heptagonal pyramid and a square based dipyramid are two possibilities. There are others.
A pencil
In a square pyramid, there are triangles as some of the sides. Only the base is a square, whereas in a cube, all faces are squares.
Things look like pyramid
no
A pyramid, possibly a roof, and tipi's. That's pretty much it......
It could actually be a square pyramid!
I am a squared based pyramid.