Chapter 11 Surface Area and Volume Go Math 6th Grade

lateral area

the sum of the areas of all the lateral faces or surfaces of a three-dimensional figure

net

a two-dimensional pattern that can be folded to make a three-dimensional shape

solid figure

a three-dimensional figure

surface area

the sum of the areas of all of the faces or surfaces of a solid figure

volume

a measure of the amount of space a solid figure occupies

Formula for volume is V=

lwh

area

the number of square units needed to cover a flat surface

base (of a solid figure)

a flat surface of a solid figure by which the figure is measured or classified

polygon

a closed plane figure formed by three or more line segments that intersect only at endpoints

prism

a solid geometric figure whose two faces are similar, equal, and parallel rectilinear figures, and whose sides are parallel.

pyramid

a solid figure with a polygon-shaped base and other faces that are all triangles and that meet at a common vertex

vertex (of a solid figure)

a point where three or more edges of a solid figure meet

trapezoid

technically is half of a parallelogram

triangle

technically is half of a square or rectangle

favorite sixth grade math teacher

Mrs. Hickwoman