Mathematics Vocab (Both)

Front

Measurements: length, width, height, depth.

Back

dimensions

Front

Distance around an object (not a circle).

Back

perimeter

Front

Size of a surface inside a 2D shape.

Back

area

Front

Space inside a 3D object.

Back

volume

Front

Distance from circle center to edge; half of the circle.

Back

radius

Front

Distance across a circle through the center, not half.

Back

diameter

Front

Distance around a circle.

Back

circumference

Front

Close but not exact; about.

Back

approximate

Front

Comparison of two amounts (e.g., 3:1).

Back

ratio

Front

Ratio of a drawing, model, or map to reality.

Back

scale