Answers2627 MATH 8AGraphing on the Coordinate Plane

Graphing on the Coordinate Plane Answers

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Kelsey is going to graph the ordered pairs that are represented by this table on a coordinate plane.x–6–435y–4–6–60How many points should appear in Kelsey’s graph?

A
3
B
4
C
6
D
7
2
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What are the coordinates of point P?

Question illustration
A
(–4, 3)
B
(–3, 4)
C
(3, –4)
D
(4, –3)
3

A page in Johanie’s workbook is torn, and one of the questions is cut off. She can read only the first part of the question:“In which quadrant would you find point P if the coordinates of P are (–5, ...”Assuming that P is not on an axis, what are the possible answers to this question?

A
quadrant I or quadrant II
B
quadrant II or quadrant III
C
quadrant II or quadrant IV
D
quadrant III or quadrant IV
4

Admission to the zoo costs $15 per person. Which graph correctly represents the total cost for a group to visit the zoo?

A
Total Cost of Admission to the Zoo
Option A
B
Total Cost of Admission to the Zoo
Option B
C
Total Cost of Admission to the Zoo
Option C
D
Total Cost of Admission to the Zoo
Option D
5

Hunter is going to graph the ordered pairs that are represented by this table on a coordinate plane.x–7–30159y40260–2In Hunter’s graph, how many points should lie on the y-axis?

A
0
B
1
C
2
D
3
6

The graph below shows the number of pages that Victor has left to read in his book at the end of the day over seven days. Pages Left to Read in Victor’s BookWhich statement is supported by the graph?

Question illustration
A
Victor read 0 pages on day 4.
B
Victor read 170 pages on day 2.
C
Victor read the same number of pages on day 1 and on day 2.
D
Victor read the same number of pages on day 3 and on day 4.
7

Anthony was asked to give the coordinates of a point located in quadrant III. He gave the ordered pair (4, –10). Which statement best describes the error that Anthony made?

A
His coordinates are not multiples of 3.
B
His coordinates are both nonzero.
C
His x-coordinate is the wrong sign.
D
His y-coordinate is the wrong sign.
8

Which graph is generated by this table of values?x–5–3–14y2410

A
On a coordinate plane, points are at (negative 5, 2), (negative 3, 4), (negative 1, 1), and (4, 0).
Option A
B
On a coordinate plane, points are at (negative 5, negative 2), (negative 3, negative 4), (negative 1, negative 1), and (4, 0).
Option B
C
On a coordinate plane, points are at (0, 4), (1, negative 1), (2, negative 5), and (4, negative 3).
Option C
D
On a coordinate plane, points are at (1, negative 1), (3, negative 4), (4, 0), and (5, negative 2).
Option D
9

The number of people who participate in the community band over four months is shown in the graph.Community Band ParticipationWhich statement is supported by the graph?

Question illustration
A
The band had the same number of participants in September and in November.
B
The band had the same number of participants in October and in December.
C
The number of participants in the band decreased from October to November.
D
The number of participants in the band decreased from November to December.
10

Which pair of points have equal x-coordinates?

Question illustration
A
points Q and R
B
points Q and T
C
points R and S
D
points S and T

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