Algebra II : All Things Slope

Slope from 2 Points

100

Find slope from points (2.3) & (9,7)

m=4/7

200

Find slope from points (2,-1) & (5,-3)

m=-2/3

300

Find slope from points (-5,4) & (-5,-1)

m= undefined 

Point Slope

100

Write the equation of the line passing through (7,4) & (-1,8) in point slope form

y-4=1/2 (x-7)

200

Write the equation of a line that passes through points (6,9) & (4,3) in point slope form

y-9=3(x-6)

300

True or false: point slope and slope intercept are the same

False- they have different formulas 

Parallel Slope

100

Solve the equations to find out if they're parallel: y=-2x+11

y+2x=22

Parallel

200

What is the most important characteristic of parallel lines

They never touch

300

What would be the slope of a line parallel to a line with a slope of -1/2

m=-1/2

Perpendicular Slope

100

T or F: Perpendicular slopes create a 90 degree angle

True

200

Solve the equations to find out if they're perpendicular 

3x-7y=1

7x+3y=4

Perpendicular 

300

T or F: Perpendicular lines intersect 

True 

Standard Form

100

What is the formula for standard form

Ax+By=C

200

Identify the X and Y intercepts 

2x+y=6

x: (3,0)

y:(0,6)

300

True or false- A. B, & C in the formula are not integers 

False