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dependent variable

changes in response to another variable

independent variable

the variable you change to see how it will affect the dependent variable

ordered pairs

Pairs of numbers (x,y) that can represent a point in a coordinate plane.

inputs

values of the independent variable

outputs

values of the dependent variable

function

a relation in which each input is paired with exactly one output

linear function

a function that can be represented as a straight line on a graph

geometric relationship

describing a pattern with figures

perimeter

the distance around a figure