7PA Formulas Vocab

Front

Pi

Back

The ratio of a circle’s circumference to its diameter.

Front

Volume

Back

The amount of space a 3D object occupies, measured in cubic units.

Front

Radius

Back

A line from the center to the edge of a circle.

Front

Area

Back

The space taken up by a 2D shape.

Front

Circumference

Back

The distance around a circle.

Front

Net

Back

A 2D drawing of a 3D shape.

Front

Cylinder

Back

A 3-D solid bound by 2 circular bases.

Front

Rectangular Prism

Back

A 3-D solid bound by 6 quadrilaterals

Front

Diameter: A line through the center connecting two points on a circle's edge.

Back

A line through the center connecting two points on opposite sides of a circle.

Front

Surface Area

Back

The space surrounding an object, found by summing all areas.