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CH 10 math vocab

altitude the shortest distance from its top (vertex) to its opposite side (base)
altitude of a triangle the perpendicular distance from the vertex of a triangle to the opposite side
area the size a surface takes up
cone a solid shape with an elliptical or circular base and a curved surface that tapers to a point (vertex)
cubic unit volume of the solids is measured in cubic units
cylinder a solid shape with one curved surface and two congruent circular or elliptical bases
lateral area the area of the surface of a 3D object, not including the base
net flat shape that can be folded up into 3D solid
prism a right prism is a solid 3D shape with two identical, parallel bases. in an oblique prism other faces are parallelograms
pyramid a solid shape with a polygon as a base and triangular faces that taper to a point (vertex)
slant height the distance along the surface of a right circular cone from the edge of the base to the vertex, the altitude of a side of a regular pyramid
space figure any object that occupies three dimensions
sphere 3D solid that is perfectly round
surface area total area of the surface ofa 3D object and is measured in square units
volume amount of space occupied by a 3D object and is measured in cubic units
Created by: ling97