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Mod 9

TermDefinition
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
diameter The distance around the circle through its center
face A flat surface of a ployhedron
lateral face In a polyhedron, a face that is not a base
pi The ratio of the circumference of a circle to its diameter
pyramid A polyhedron with one base that is a polygon and three or more triangular faces that meet a common vertex
pyramid A polyhedron with one base that is a polygon and three or more triangular faces that meet a common vertex
prism A polyhedron with two parallel congruent faces called bases
pyramid A polyhedron with one base that is a polygon and three or more triangular faces that meet a common vertex
prism A polyhedron with two parallel congruent faces called bases
radius The distance from the center of a circle to any point on the circle
pyramid A polyhedron with one base that is a polygon and three or more triangular faces that meet a common vertex
prism A polyhedron with two parallel congruent faces called bases
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 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 A= 1 over 2 pi r 2
slant height The height of each lateral face
surface area The sum of the areas of all the surfaces (faces) of a three-dimensional figure
volume The number of cubic units needed to fill the space occupied by a solid
Created by: user-1975237
 

 



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