Mathematics Terminology

Front

Coordinate Plane

Back

A plane formed by two perpendicular number lines called axes.

Front

X-axis

Back

The horizontal axis on the coordinate plane.

Front

Y-axis

Back

The vertical axis on the coordinate plane.

Front

Origin

Back

The point (0, 0) where the x-axis and y-axis intersect.

Front

Quadrants

Back

The four sections of the coordinate plane.

Front

Ordered Pair

Back

A pair of numbers (x, y) that describe a point’s location.

Front

Equation

Back

A mathematical statement that shows the equality of two expressions, using the equals sign =.

Front

Variable

Back

A symbol, usually a letter, that represents an unknown value.

Front

Constant

Back

A fixed value in an equation that does not change.

Front

Coefficient

Back

A number that multiplies a variable.