Unit 4 Vocabulary

The steepness of a line on a graph, equal to its vertical change divided by its horizontal change (rise over run)

• Slope

• y intercept

• x axis

• y axis

The y-coordinate of a point where a graph crosses the y-axis (0,#).

• Slope

• x axis

• y axis

• y intercept

Per, each, every, rate, times, rate of change

• y intercept words

• slope words

• slope formula

• origin

Begin, starting value, initial amount, fee

• Origin

• x axis

• y intercept words

• y intercept

Slope Formula

• m= (y2-y1)/(x2-x1)

• y=mx+b

y=mx+b, where m is the slope and b is the y-intercept of the line.

• Slope Formula

• Slope Intercept Form

A pair of numbers that can be used to locate a point on a coordinate plane (x,y).

• x axis

• Ordered Pair

• y axis

• origin

A horizontal or vertical arrangement of x and y values.

• Ordered Pairs

• Origin

• Table of Ordered Pairs

• Origin

A statistical method used to find the slope and y-intercept of a list of ordered pairs.

• Slope Formula

• Slope Intercept

• Linear Regression

• Slope

The horizontal number line in a coordinate plane (left to right)

• x axis

• y axis