Math 8 Mega Vocab

Front

A pair of numbers used to locate a point on a coordinate plane.

Back

ordered pair

Front

A relationship where the ratio of two quantities is constant.

Back

proportional relationship

Front

Measure of line steepness on a graph; rise/run.

Back

slope

Front

First number in an ordered pair; indicates distance to move right/left from origin (0, 0)

Back

x-coordinate

Front

y-coordinate where a line crosses the y-axis

Back

y-intercept

Front

Data with two paired variables.

Back

bivariate data

Front

Relationship where two variables do NOT change together at the same rate.

Back

nonlinear relationship

Front

Input-output relationship with one output per input.

Back

function

Front

Second number in an ordered pair; indicates distance up/down from origin (0, 0)

Back

y-coordinate

Front

Value substituted into an expression or function.

Back

input