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Mod number 12
| Question | Answer |
|---|---|
| area | the measure of the interior surface of two dimensional figure |
| center | the point from which all points on a circle are the same distance |
| circumfrence | 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 3 dimensional figure with one circular base connected by a curved surface to a singular point |
| cylinder | A 3 dimensional figure with 2 parallel congruent circular bases connected by a curved surface. |
| diameter | the distance across a circle through its center |
| face | a flat surface if a polygedron |
| hemisphere | 1 of 2 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 value of pi is 3.14159... Approximations are 3.14 and 22/7 |
| prisim | a polyhedron with 2 pararallel congruent faces called bases |
| pyramid | A polyhedron with one base that is a polygon and 3 or more triangler faces that meet at a common vertex. |
| raidus | the distance from the center of a circle to ant 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. the formula for the area of a semicircle is 1/2 PI R SQUARED |
| 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 (faces) of a 3 dimensional figure |
| volume | the meausure of the space occupied by a solid. standard units of measure are cubic units such as in cubed of feet cubed |