Solids Vocabulary

A solid bounded by polygons that enclose a single region of space.

• polyhedron

• polygon

• volume

• Platonic solid

A polygon that is the side of a solid.

• vertex

• edge

• face

• polyhedron

A line segment formed by the intersection of two faces.

• vertex

• edge

• side

• length

A point where three or more edges meet.

• vertex

• center point

• location in space

• (x, y)

All of its faces are congruent regular polygons.

• rectangular prism

• cross section

• Platonic polygon

• regular polyhedron

A polyhedron is _ if a segment connecting any two points on its surface can falls outside the solid.

• concave

• convex

• nonconvex

• curved

A polyhedron is _ if a segment connecting any two points on its surface falls entirely inside the solid.

• concave

• convex

• nonconvex

• curved

The five regular polyhedra are called...

• Platonic Solids

• Archimedean Solids

• Euler's Solids

• Icosahedrons

A polyhedron with two congruent parallel faces connected by parallelograms.

• Prism

• pyramid

• cylinder

• oblique

A polyhedron with a polygonal base and triangular faces with a common vertex.

• Prism

• pyramid

• cylinder

• right