Polyhedron
Means many (poly) faces (hedron). It's a three dimensional figure constructed of surfaces called faces that are interconnected with vertices and edges.

Pyramid
A pyramid has a polygonal base from which triangular vertices extend and all meet at a common vertex called apex.

Prism
A prism is constructed of two congruent and parallel polygons, connected with parallelogram faces.

Cube
Cube is constructed with six equal squares.

Cone
Cone is constructed with a curve, such as circle or an ellipse as a base and the lateral surface rises up to a point called apex.

Cylinder
Cylinder is constructed with two congruent curves in parallel planes.

Practice
After finishing this lesson, complete the form below:

