well...if its five sided, wouldn't it make sense to have five faces plus the base, with a total of 6?!
A rectangular pyramid has five sides
A Mayan pyramid has five sides, including the rectangular base.
How many sides does a square based pyramid have... it has five including the base !
A rectangular pyramid has five faces. Sides are the same things as faces. A pyramid with a triangular base has 4 faces. This is the more common type of pyramid in mathematics, as it is a platonic solid.
Five faces (it is a 3 dimensional shape). A four sided pyramid is a pentahedron. (penta- means five, -hedron means sides)