I would call (not cal) an 8 faced shape (not shap) an octahedron.
octagon
An 8 sided shape is called an octagon
50-150
Shap's population is 1,221.
Shap Abbey was created in 1190.
Shap Abbey ended in 1540.
Shap railway station ended in 1968.
Shap railway station was created in 1846.
Shap Smith was born on 1965-12-16.
The Urban Dictionary lists 14 definitions for "shap," most of which can't be reprinted here. There is a possibility you meant "shape," which comes from an old German word meaning "creation."
Triangle.
Not sure about a five sided shap, but a five sided plane shape is called a pentagon.