Name: ________________________ Class: ___________________ Date: __________ ID: A
Unit 3 Practice Test #2
1 Simplify 9 + 5 • 6 2 − (9 − 4) 2 10 Which expression below has the same value
as x 3 ⋅ y 5 ?
2 Simplify (8 − 5) 2 + 5 ÷ 5 • 2
F Ê ˜ 15
Á xy ˆ
Ë ¯
3 Evaluate −4r 3 + s 2 for r = –4 and s = 3
G Ê xy ˆ 8
Á ˜
Ë ¯
4 Evaluate the expression for the given value(s). H xxxyyyyy
(5h + 4j) 2 I 8xy
for h = –5 and j = –3
h 11 What expression is equivalent to 4 5 × 4 −6 ?
5 What does x 3 equal when x = –3? A 4 −1
B 4 11
6 Simplify. Write using exponential notation. C 4 −30
32 • 2 5 • 4 6 D 4 −11
36 • 2 • 49 12 (xy) −2 (xy) −2 =
7 Which expression below has the same value F (2xy) 0
as 4 2 × 4 7 ? G (xy) −4
A 49 H (2xy) −4
B 4 14 I (xy) 0
C 165 92
D 1614 13 What value is equivalent to ?
9−3
8 Which expression below has the same value A 95
9 −5
9
10 B
as ?
10 4 C 9 −1
F 10,000 D 9 −6
G 1036
8x −2
H 1013 14 Which expression is equivalent to ?
48x 12
I 100,000
6
−2x 3 F
9 What value is equivalent to ? x 14
16x 11 G 6x 10
1 1
A H
8x 8 6x 14
1
B − 8 I 6x 14
8x
C 8x −8
15 4=
D 8x 8 16 What is the square root of 169?
17 If x = 144, what is the value of 5 x ?
1
Name: ________________________ ID: A
18 Which expression below has the same value 23 In the figure below, D is the midpoint of AC , and
−3
x BD is perpendicular to AC .
as ?
x −7
1
F
x −10
1
G
x −4
H x −10
I x −4
19 The value of 236 is between which two
integers?
What is the length of BD?
20 What is the value of –3 121 ?
24 A 5 meter long skateboard ramp was made by
21 What is the length of the missing side of this leaning a piece of wood against a concrete wall.
right triangle? The bottom of the ramp is 3 meters from the of
where the wall meets the ground.
22 In right XYZ, what is the length of YZ ?
What is the height of the concrete wall?
25 Jasmine used an 25-foot rope to secure a 7-foot tent pole as shown.
Approximately how far from the base of the pole is the rope tied?
2
ID: A
Unit 3 Practice Test #2
Answer Section
1 164
2 11
3 265
1369
4 −
5
5 −27
24
6
34 • 43
7 A
8 I
9 B
10 H
11 A
12 G
13 A
14 H
15 2
16 13
17 60
18 G
19 15 and 16
20 –33
21 10
22 5
23 8
24 4 meters
25 24 feet
1