Quiz: Coordinate Graphs

Use the graph below to answer questions 1 through 8.

line art

1. Name a point whose abscissa is positive.
a. A
b. B
c. D
2. In which quadrant is point A located?
a. II
b. III
c. IV
3. Which point has its x-value equal to twice its y-value?
a. A
b. B
c. E
4. What value is obtained by adding the abscissa of point A with the ordinate of point D?
a. 4
b. –2
c. –8
5. Which of the following points is directly above point C?
a. (0, 7)
b. (5, 0)
c. (0, –2)
6. What is true for every point located on the x-axis?
a. The abscissa is always zero.
b. The ordinate is always zero.
c. Neither the abscissa nor the ordinate is zero.
7. What is true about every point in quadrant III?
a. The sum of the x and y-coordinates will always be positive.
b. The product of the x and y-coordinates will always be positive.
c. The difference of the x and y-coordinates will always be positive.
8. For which point is the sum of the coordinates the greatest?
a. A
b. B
c. C

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