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Mod 12 Vocab

Dude I don´t get how much words like whyyyyyyyy?!?!?!

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 the circle
compostite figure A figure that is made up of two or more figures.
compostite 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 its center.
face A flat surface of a polyhedron.
hemisphere One of two congruent halves of a sphere.
lateral face In a polyhedron, any face that is not a base.
pi The ratio of the circumference of a circle to its diameter. The Greek letter π represents this number. The value of pi is 3.1415926. . . . Approximations for pi are 3.14 and 22/7 .
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 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 he 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 three-dimensional figure.
volume he measure of the space occupied by a solid. Standard units of measure are cubic units such as in³ or ft³.
Created by: user-1981853
 

 



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