The amount of three-dimensional space enclosed by a surface, measured in cubic units.
Volume measures how much space an object occupies. Common units: cubic meters (m³), liters (L), cubic feet (ft³), gallons.
1 m³ = 1,000 liters. 1 gallon (US) = 3.785 liters. 1 cubic foot = 7.481 gallons.
A number expressed as a fraction of 100, used to describe proportions and rates of change.
A measure of the spread or dispersion of a data set from its mean (average).
Three measures of central tendency used to describe the center of a data set.
A fundamental relation in geometry: the square of the hypotenuse equals the sum of squares of the other two sides.
Area measures the surface inside a shape (in square units); perimeter measures the distance around it.
A number representing a part of a whole, written as a numerator over a denominator.