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mod 12
| Term | Definition |
|---|---|
| area | the measure of the interior surface of a two dimensional figure |
| center | the point which all points on a circle are the same diameter |
| circle | the set of all points in a plane that are the same distance from a given point called a diameter |
| circumference | the distance around the circle |
| composite figure | a figure that is made up of two or more figures. |
| composite solid | an object made up of more than one solid |
| cone | a three dimensional figure with one circular base connected by a curved surface to a single point. |
| cylinder | a three dimensional figure with two parallel congruent circular bases connected by a curved surface |
| diameter | the distance across a circle through a center |
| face | the flat surface of a polyhedron |
| hemisphere | one of two congruent halves of a sphere |
| lateral face | in a polyhedron a face that is not a base |
| pi | the ratio of the circumference of a circle to its diameter. the Greek letter pi represents this number |
| prism | a polyhedron with two parrell congruent faces called bases |
| pyramid | a polyhedron with one base that is a polygon and three or more triangular faces that meet at a common vertex |
| radius | the distance from the center of a circle |
| regular pyramid | a pyramid whose base is a regular polygon and in which the segment from the vertex to the center of the base is the altitude |
| semi circle | half of a circle |
| slant height | the height of each lateral face |
| sphere | the set of all points in a space that are given distance from the point called center |
| surface area | the sum of areas of all the surfaces of a three dimensional figure |
| volume | the measure of space occupied by a solid standard units of measure are cubic units such as in*3 or ft*3 |