The pyramids.
Real life is a real life example!
a Television is a real life example of a Cube A dice is a real life example of a cube
Cytpolasm is an example of cytoplasm in real life: it does exist.
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an eraser
Packaging
Real life is a real life example!
a Television is a real life example of a Cube A dice is a real life example of a cube
A tetrahedron is a pyramid with a triangular base. An example would be this kite: http://en.wikipedia.org/wiki/Tetrahedral_kite
a real life example of an octagon is a stop sign.
A pennant is a real life example of an isosceles triangle.
A real life example of a cliff are the white cliffs of Dover.
A real life example is the chloroplasts found in plant cells.
what is a real life example of limited government
Cytpolasm is an example of cytoplasm in real life: it does exist.
The short answer is no. Strictly speaking, a pyramid is the generic term. A pyramid has a base formed from a polygon connected to a point called the apex. A tetrahedron is a pyramid with the base of a triangle. Thus a tetrahedron is a specific example of a pyramid.
There are actually quite a few real life examples of a midpoint. The Equator is an example of a midpoint.