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MOD 12 vocab
| Term | Definition |
|---|---|
| area | the measure of the interior surface of a two dimensional figure |
| center | The point from which all points on a circle are the same distance |
| circle | The set of all points in a plane that are the same distance from a given point called the center |
| circumference | The distance around a 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 curved base connected by a curved surface to a single point |
| cylinder | A 3-D figure with two parallel congruent circular bases connected by a curved surface |
| diameter | The distance across a circle through it center |
| face | A 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 its diameter |
| prism | A polyhedron with two parallel congruent faces called bases |
| pyramid | A polyhedron with one base that is a polygon and three or more trianglar faces that meet at a common vertex |
| radius | The distance from the center of a circle to any point on the 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 |
| semicircle | Half of a circle |
| slant height | The height of each lateral face |
| sphere | The set of all points in space that are a given distance from a given point called the center |
| surface area | The sum of the areas of all the surfaces of a 3-D figure |
| volume | the measure of 3D space an object occupies |