2nd 9wks Vocab Flashcards Preview

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Flashcards in 2nd 9wks Vocab Deck (20)
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0

What type of line has an undefined slope?

A vertical line

1

What type of line has no slope?

A horizontal line

2

If a line rises from left to right when graphed, what kind of slope does it have?

Positive

3

What are the 3 forms of liner equation?

Point-slope, slope intercept, standard

4

What is the slope formula?

Y2-Y1
------- = M
X2-X1

5

Which form of a liner equation is used to write other forms of liner equation?

Point-slope

6

Which form of a liner equation is used to make tables?

Slope-intercept

7

Which form of liner equation doesn't allow fractions or decimals?

Standered

8

What are the 4 types of slope?

Positive, negative, 0, undefined

9

If you have a horizontal line, which variable is in the equation of the line?

Y

10

If you have a vertical line, which variable is in the equation of the line?

X

11

Which line isn't a function?

Vertical

12

When graphing, how can you tell if two lines are parallel?

If when you graph them, they don't intersect

13

How can you tell if two lines are parallel by looking at their equations?

Their equations have the same slope but a different Y-intercept

14

When graphing, how can you tell if two lines are perpendicular?

If they meet at a right angle

15

How can you tell if two lines are perpendicular by looking at their equations?

If the product of the slopes is -1

16

What is an X intercept?

Where it crosses the X-axis

17

What is the Y-value in every X-intercept?

0

18

What is a Y-intercept?

Where it crosses the Y-axis

19

What is the X-value in every Y-intercept?

0