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Math Vocabulary

Chapter 21

three-dimensional measured in three directions, such as length, width, and height
triangular prism a prism that has triangles as bases
triangular pyramid a pyramid with a triangle-shaped base; also called a tetrahedron
rectangular pyramid a pyramid with a rectangular-shaped base
face a polygon that is a flat surface of a solid figure
edge the line segment where two faces of a solid figure meet
vertex the point at which two rays of an angle meet or two (or more) line segments meet in a plane figure, or where three or more edges meet in a solid figure; the top point of a cone
base a polygon’s side or a solid figure’s face by which the figure is measured or named
Created by: RossCoops3