Name:______

Unit VII Test : Graphing Equations

_____ 1. Which relationships are direct variations?Select all that apply.

A. B.

C. D.

_____ 2. Which equations produce lines that are perpendicular to the line graphed

below?Select all that apply.

A. B. C.

D. E. F.

_____ 3. Which relationships are direct variations? Selectall that apply.

A. B.

C. D.

_____ 4. Which equations produce lines that are parallel to the line graphed below?Select all

that apply.

A. B. C.

D. E. F.

_____ 5. What is the slope of the line graphed below?

A. B. C. D.

_____ 6. What is the slope of the line that contains the points ?

A. B. C. D.

_____ 7. Which set of ordered pairs belongs to a linear function?

A. B.

C. D.

_____ 8. What isthe x-interceptof the line represented by the following equation?

A. B. C. D.

_____ 9. Use the intercepts from the graph below to determine the equation of the function.

A. B. C. D.

_____10. Which line has thefollowing intercepts?

A. B. C. D.

_____11. Whichequation is graphed below?

A. B. C. D.

_____12. What is thepoint and slope ofthe line represented by the equation below?

A. B.

C. D.

_____13. What is the equation of the line graphed below?

A. B. C. D.

_____14. What is theslope and y-interceptof the line represented by the equation below?

A. B. C. D.

_____15. What is the equation of a vertical line that has an x-intercept of ?

A. B. C. D.

_____16. Which equation, inpoint-slope form, representsa line with that goes

through the point ?

A. B. C. D.

_____17. What isthe equation of the line, in slope-intercept form,that goes through the point

with ?

A. B. C. D.

_____18. What isthe equation of the line that is parallel to and goes through

the point ?

A. B. C. D.

_____19. What isthe equation of the line that is perpendicular to and goes

through the point ?

A. B. C. D.

_____20. What is the equation for the line of best fit that matches the data shown in the table

and in the graph?

A. B. C.

D.