Geometry Vocabulary Surface Area

The sum of the areas of all surfaces (faces) of a 3-D figure.

• Surface Area

• Volume

• Composite Figure

• Base

A figure made of triangles, quadrilaterals, semicircles, and other two-dimensional figures.

• Surface Area

• Height

• Composite Figure

• Formula

The size of a surface or the amount of space inside a two-dimensional object.

• area

• perimeter

The bottom line of a shape.

• base

• height

• width

• length

The distance from top to bottom. Or at right angles from any base to the furthest corner.

• height

• base

• width

• length

The size of a two-dimensional (2D) surface is the ____

• Radius

• Diameter

• Area

• Perimeter

The sum of the areas of all faces of a three-dimensional figure

• Surface Area

• Formula

• Equation

• Area

The amount of space inside a closed two-dimensional figure. It is measured in square units.

• Volume

• Area

• Length

• Feet

4 is the _______ of the parallelogram

• base

• length

• height

• width

To find the area of a composite figure you can break the figure into parts. We refer to this as ______.

• Composing

• Decomposing