Unit 8 Vocab

The amount of space a 3-D object occupies

• Volume

• Prism

• Pyramid

A polyhedron that has two congruent polygon -shaped bases and other faces that are all parallelograms

• Face

• Pyramid

• Prism

A polyhedron with a polygon base and triangular sides that meet at a common vertex

• Prism

• Pyramid

• Base

A flat Surface of a polyhedron

• Face

• Edge

• Base

A face of a 3-D figure by which the figure is measured or classified.

• Face

• Base

• Net

A face of a prism or a pyramid that is NOT a base.

• Surface Area

• Slant height

• Lateral Face (around)

The distance from the vertex of a pyramid to the midpoint of an edge of the base.

• Slant Height

• Edge

• Net

The line segment along which two faces of a polyhedron intersect

• Edge

• Base

• Face

An arrangement of 2-D figures that can be folded to for a 3-D figure (polyhedron)

• Net

• Base

• Edge

The sum of the areas of the faces, or surfaces, of a 3-figure

• Surface Area

• Lateral Face

• Volume