Lesson 1 Vocabulary

Front

cubic unit

Back

the volume of a unit cube

Front

plane figure

Back

a two-dimensional figure, such as a circle, triangle, or rectangle

Front

solid figure

Back

a three-dimensional figure

Front

unit cube

Back

a cube with side lengths of one unit

Front

unit square

Back

a square with side lengths of one unit

Front

volume

Back

the amount of space inside a solid figure. Volume is measured in cubic units.