A Pyramid is a 7 lettered 3D shape with triangular faces.
There is a musical instrument which is triangular in shape blocks are some times triangular in shape.
A shape that has some triangular faces is a pyramid.
it is some sort of shape
There is no shape which has identical parallelogram faces.
This shape has 2 opposite identical faces and some other which are parallelograms is a prism. A cylinder shape has 2 circular faces and one curved face.
it is a decogonanon it is a decogonanon
pyramid
A tetrahedron.
prisms ?
a prism
A cuboid.
A prism.