Page 109 - Math Course 1 (Book 2)

Three-Dimensional Figures

prism cylinder
A prism is a polyhedron with two parallel, congruent A cylinder is a solid with congruent, parallel bases
faces called bases that are polygons. that are circles connected with a curved side.

h Bases

r
cylinder
rectangular prism Hexagonal prism

cone
A cone is a solid with one circular base and a vertex,
connected by a curved side.

h base
pentagonal prism Triangular prism
r

base pyramid
The two parallel, congruent faces on a polyhedron A pyramid is a polyhedron with one base that is any
are called bases. polygon. Its other faces are triangles.

Bases
h
h
Base
Prism Pyramid

Triangular Pyramid Rectangular
Pyramid
Concept Summary Polyhedrons

Polyhedron triangular prism rectangular prism triangular pyramid rectangular pyramid
Number of Bases 2 2 1 1

Polygon Base triangle rectangle triangle rectangle

Figure

101