Slope and Coordinate Plane

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18 Terms

1

coordinate plane

a grid formed by a horizontal line called the x-axis and the vertical line called the y-axis

<p>a grid formed by a horizontal line called the x-axis and the vertical line called the y-axis</p>
2

x axis

The horizontal number line on a coordinate plane

<p>The horizontal number line on a coordinate plane</p>
3

y axis

the vertical number line in a coordinate plane

<p>the vertical number line in a coordinate plane</p>
4

x coordinate

the first number in an ordered pair

<p>the first number in an ordered pair</p>
5

y coordinate

the second number in an ordered pair

<p>the second number in an ordered pair</p>
6

slope formula

(y₂- y₁) / (x₂- x₁)

<p>(y₂- y₁) / (x₂- x₁)</p>
7

ordered pair

Two numbers that can be used to locate a point on a coordinate plane

<p>Two numbers that can be used to locate a point on a coordinate plane</p>
8

origin

(0,0)

<p>(0,0)</p>
9

to plot

To mark a point on a coordinate grid using an X and a Y coordinate.

10

slope

Rise over run

11

positive slope

line that goes up from left to right

<p>line that goes up from left to right</p>
12

negative slope

a line that goes down from left to right

<p>a line that goes down from left to right</p>
13

rise

the change in the y-values of two points on a line

<p>the change in the y-values of two points on a line</p>
14

run

the change in the x-values of two points on a line

<p>the change in the x-values of two points on a line</p>
15

quadrant

one of four sections of a coordinate plane

<p>one of four sections of a coordinate plane</p>
16

slope-intercept form

y = mx + b

<p>y = mx + b</p>
17

y intercept

where the line crosses the y axis

<p>where the line crosses the y axis</p>
18

m

slope

<p>slope</p>