Geometry Module 9

Area

• the number of square units needed to cover a given surface

• the distance around a polygon

• the number of cubic units needed to fill a given space

Perimeter

• the number of square units needed to cover a given surface

• the distance around a polygon

• the number of cubic units needed to fill a given space

Volume

• the number of square units needed to cover a given surface

• the distance around a polygon

• the number of cubic units needed to fill a given space

Circumference

• the distance around a circle

• a line segment that passes through the center of a circle and has endpoints on the circle, or the length of that segment

• a line segment with one endpoint at the center of a circle and the other endpoint on the circle, or the length of that segment

Diameter

• the distance around a circle

• a line segment that passes through the center of a circle and has endpoints on the circle, or the length of that segment

• a line segment with one endpoint at the center of a circle and the other endpoint on the circle, or the length of that segment

Radius

• the distance around a circle

• a line segment that passes through the center of a circle and has endpoints on the circle, or the length of that segment

• a line segment with one endpoint at the center of a circle and the other endpoint on the circle, or the length of that segment

Composite figure OR Compound figure

• a figure made up of simple geometric shapes

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

• a three-sided polygon

Prism

• a figure made up of simple geometric shapes

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

• a three-sided polygon

Triangle

• a figure made up of simple geometric shapes

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

• a three-sided polygon

Parallelogram

• a quadrilateral with two pairs of parallel sides

• a parallelogram with four right angles

• a rectangle with four congruent sides

• a quadrilateral with exactly one pair of parallel sides