Slope and Proportional Relationships Review

Front

What is the slope of a horizontal line?

Back

0

Tags

CCSS.8.EE.B.5

Front

What is the slope of a vertical line?

Back

Undefined

Tags

CCSS.8.EE.B.5

Front

What is the equation of a line in slope-intercept form?

Back

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does it mean for a relationship to be proportional?

Back

A relationship is proportional if it passes through the origin (0,0) and can be expressed as y = kx, where k is a constant.

Tags

CCSS.7.RP.A.2D

Front

How do you find the slope between two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1).

Tags

CCSS.8.EE.B.5

Front

What is the slope of the line represented by the equation y = 2x + 5?

Back

2

Tags

CCSS.8.EE.B.5

Front

If a line has a slope of -3, what does this indicate about the line's direction?

Back

The line descends from left to right.

Tags

CCSS.8.EE.B.5

Front

What is the slope of the line represented by the equation y = -1/2x + 4?

Back

-1/2

Tags

CCSS.8.EE.B.5

Front

What does it mean if two lines are parallel in terms of slope?

Back

Parallel lines have the same slope.

Tags

CCSS.8.EE.B.5

Front

What does it mean if two lines are perpendicular in terms of slope?

Back

Perpendicular lines have slopes that are negative reciprocals of each other.

Tags

CCSS.8.EE.B.6