Understanding Slope and Proportionality

True or False: The slope of a line through the origin is equal to the unit rate of a proportional relationship.

• True

• False

Tags

CCSS.7.RP.A.2D

Tags

CCSS.7.RP.A.2C

Which of the following graphs represents a proportional relationship?

• A line that passes through the origin

• A line with a y-intercept of 2

• A parabola

• A horizontal line

Tags

CCSS.7.RP.A.2D

True or False: The slope between two distinct points on a non-vertical line is always the same.

• True

• False

Tags

CCSS.7.RP.A.2D

Tags

CCSS.7.RP.A.2D

Which equation represents a line with a slope of 3 and a y-intercept of -2?

Tags

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

• True

• False

Tags

CCSS.7.RP.A.2C

Tags

CCSS.7.RP.A.2D

True or False: Similar triangles can be used to explain why the slope is the same between two different points on a line.

• True

• False

Tags

CCSS.7.RP.A.2D

• y-intercept

• slope

• x-intercept

• origin

Tags

CCSS.7.RP.A.2D