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A.13a Estimating square roots to nearest tenth
1.
A
B
C
D
2.
A
B
C
D
3.
A
B
C
D
4.
A
B
C
D
What is the value of 5 33 to the nearest tenth?
10.7
28.7
32.4
165.0
What is the value of 6 20 to the nearest tenth?
16.8
22.8
26.8
30.8
What is the value of
8 x to the nearest tenth if x = 120?
31.0
45.5
128
960
What is the value of 4 3 ⋅ 14 to the nearest tenth?
9.3
6.5
25.9
33.4
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A.13b Finding square roots and interpreting values for a given situation
1.
A
B
C
D
2.
A
B
C
D
3.
A
B
C
D
Which is closest to the value of x =
y
0.125
if y = 98?
4
28
49
784
Which is closest to the value of c, if a = 8 and b = 4?
6.93
8.94
9.38
9.94
Which is closest to the value of b, if a = 6 and c = 12?
3.16
10.39
10.94
12.17
4.
A wire 200 feet long goes from the ground to the top of a pole 125
feet tall. How far is the wire (at the ground) from the bottom of the pole (to
the nearest tenth of a foot)?
A
B
C
D
75.0 ft
125.3 ft
150.1 ft
156.6 ft
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A.13c Expressing square roots in simplest radical form
1.
A
B
C
D
Express
2 25
2 5
5 2
25 2
2.
A
B
C
D
3.
A
B
C
D
50 in simplest radical form.
Express
2
4
8
2
32 in simplest radical form.
8
2
2
4
Express
3 4
2 9
36
6
2 ⋅ 18 in simplest radical form.