Name______Date______
Period_____Ch.#4 Review
_____1. Which letter on the graph best identifies the ordered pair (–2, 3)?
a. Ab. Bc. Cd. D
_____2. What is the missing number in the pattern below?
2 / 6 / 18 / 54 / ? / 486a. 72b. 90c. 108d. 162
_____3. A company that manufactures shoes experienced a decline in shoe sales for a 5-month
period, as shown in the table below.
If sales continue to decline at the same rate, what would be the company’s sales, in thousands, for December?
Month / Sales(in thousands)
July / $18.6
August / $17.4
September / $16.2
October / $15.0
November / $13.8
a. $15.0b. $13.8c. $12.6d. $11.4
_____4. The point (5, 2) is plotted on the coordinate plane. The next point is 5 units left
from the first point. What are the coordinates of the second point?
a. (5, 5)b. (0, 2)c. (5, –3)d. (2, 0)
_____5. Write the translation that maps point P(–3, 2) onto P’(–2, –3).
a. (x, y) (x – 1, y – 5)c. (x, y) (x + 5, y + 1)
b. (x, y) (x + 1, y – 5)d. (x, y) (x – 5, y – 1)
_____6. Which letter has at least one line of symmetry?
a. Ab. Zc. Fd. J
_____7. Below is a figure in the coordinate plane.
Which of the following shows the same figure after it has been reflected across the y-axis and then reflected across the x-axis?
a.c.
b.d.
_____8. Rotate the point (2, –3) 2700. What will the coordinates of the image be?
a. (–2, 3)b. (–3, 2)c. (–3, –2)d. (2, 3)
_____9. Which ordered pair is a solution of the equation 2x + 3y = 13?
a. (1, 4) b. (2, 3)c. (–1, 4)d. (0, 5)
_____10. What is the function rule for the following table.
a. f(n) = n – 2b. f(n) = 2n + 2c. f(n) = 2n – 2d. f(n) = n + 2
11. Triangle DEF is a translation of triangle ABC.
Describe this translation.
12. On the grid below, sketch and label the geometric shapes A and B using the coordinates of
the vertices given for each.
Shape A: (–5, 2), (–2, 2), (–5, 5), (–2, 5)
Shape B: (–1, –2), (–7, –2), (–7, –5), (–1, –5)
What is the area of each shape in square units?
Area of shape A______square unitsArea of a square:A = bh
Area of shape B______square units.Area of a rectangle:A = bh
13. Rotate the figure 180.
14. Graph y = 3x – 1. Make sure to label your graph and include a t-table with a minimum of 3
points.
15. A figure is translated 7 units to the left and 4 units up. Complete the following
(x, y) → ( x ______, y ______)
16. A figure is reflected over the y-axis. If one of its original vertices is at (4, 2). What are the
new reflected coordinates of the vertex?
(______, ______)
17. Complete the table below. Orlando and Carol each started an exercise program that included
riding a bike. The table below shows the number of miles each traveled for 5 weeks of the
program.
Weekly Miles Traveled
Week / Orlando / Carol1 / 8 / 5
2 / 8.5 / 6
3 / 9 / 7
4 / 9.5 / 8
5 / 10 / 9
6
7
8
If both Orlando and Carol continue to increase the number of miles traveled each week at the constant rates shown in the table, describe in words the pattern of each person’s bike riding.
Orlando’s pattern
Carol’s pattern