6th Grade Math Textbook, Progress

532

CHAPTER 14

Practice 14-1

Practice 14-2

Solve and check.

1a. 5 x
 10  35 b. 4 p 9  33

2a.n
 9 
 30 b.
 8 c 144

3a.  8  8 b.  5  9

Write an equation. Then solve.

4.A number decreased by 7 is 30. Find the

number.

5.The sum of 7 and a number multiplied by 3

is 46. Find the number.

6.Graph each set of points in a coordinate

grid.

a.A(
3, 
3), B(2, 
5), C(2, 4), D(
1, 2)

b.E(0, 
1), F(1, 
2), G(
2, 1), H(3, 1)

c.I(
1, 
1), J(2, 
2), K(
3, 
2), L(
4, 
4)

7.Name the points in exercise 6 that lie in each

quadrant.

a.quadrant I b.quadrant II

c.quadrant III d.quadrant IV

2 x

3

y

5

8.Use the function rule to complete the

function table.

1 9.Graph A(0, 0), B(4, 0), C(4, 4), D(0, 4)

on a coordinate plane. On the same grid,

graph each transformation and write the

coordinates of its image figure.

a. Reflect across the y-axis.

b.Translate 3 units right and 5 units down.

c. Rotate 180° counterclockwise about the

origin.

10.The coordinates of the endpoints of C
D
are

C(4, 1) and D(
3, 2). Find the coordinates

of its image after reflection across the x-axis.

Solve and check.

1a.7.72.7 5 x b. 75  11  16 p

2a.n
 15 
 36 b.
 16 c 144

3a.  4  10 b. 17 
 13

4.Find the next two terms of the sequence.

Describe the pattern.

, 
 , , 
 ,...

5.Graph the reflection image of each point on a

coordinate plane across the indicated axis.

a. (3, 5), x-axis b.(
2, 
3), y-axis

c. (7, 
1), x-axis d.(4, 9), y-axis

6.Join the points A(2, 3), B(
2, 3),

C(
3, 
3), D(1, 
3) in order on a grid.

Translate the figure left 2 units. Give the

coordinates of the vertices of the

translation image.

1

16

1

8

1

4

1

2

x

2

n

4

7.Translate each point on a coordinate grid and

give the coordinates of its image point.

a.A(3, 9) left 4 units, up 3 units

b.B(
5, 4) right 3 units, down 2 units

8.Rotate each point counterclockwise about the

origin on a coordinate grid.

a. A(5, 7) b.B(
3, 
8) c. C(5, 
13)

90° 180° 270°

9.Use the function rule to complete the

function table.

10.If 2x 3 y12 and 4x36, then y ?.

Rule: y
x 6

xy(x, y)


 12??


7??

0??

3??

 11??

Rule: y
 3 x 5

xy(x, y)


4??


1??

0??

9??

 10??

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