Slope
Parallel and Perpendicular Lines
Slope Intercept Form
Slope point form
Vocabulary & Misc.
100
Define slope.
What is rise/run?
100
Fill in the blank. Parallel lines have the ________ slope. Perpendicular lines have ______________ _____________ slopes.
What is same slope and opposite reciprocal slopes?
100
What is the equation for slope intercept form?
What is y=mx+b?
100
What is the equation for slope-point form?
What is y-y1=m(x-x1)?
100
Define parallel lines.
What is two lines that do not touch?
200
What is the formula for slope?
What is y22 - y21 / x22 - x21 ?
200
Write the equation of the line parallel to y=x-2 and passing trough (1,-2)
What is y=x-3?
200
Write the equation with a slope of 6 and y-intercept of -8.
What is y=6x-8?
200
What is the slope in this equation?
y-5= -2(x+3)
What is -2.
200
Define perpendicular lines.
What is lines that intersect at 90 degrees?
300
Find the slope using the graph.
What is 2/3?
300
Write the equation of the line parallel to y=-2/3x+4 and passing through (-2,4).
What is y=-2/3x+8/3?
300
Write the equation of a line with slope -2 and y-intercept 0.
What is y=-2x?
300
What is the point in this equation?
y + 4 = -(x +2)
What is (-2,-4).
300
What does slope mean?
steepness
400
Find the slope using the graph.
What is -3/4?
400
Write the equation of the line that is perpendicular to y=-x+2 and passing trough (3,-1).
What is y=x-4?
400
Graph y=2x-2.
Answer on board
400
Graph y - 1 = 3 (x - 2)
Answer on board.
400
What type of line has an equation like this: x = - 6?
A vertical line
500
Find the slope between the two points A(2,4) and B(-1,-4).
What is 8/3?
500
Write the equation of the line perpendicular to y=2/5x-9 and passing through (-7,5).
What is y=-5/2x+22.5?
500
Graph y=-x+1.
Answer on board
500
Convert y + 3 = 2(x - 2) to slope-intercept form.
y = 2x -7
500
What is a perpendicular line to a line that has an undefined slope?
A horizontal line