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8M: 1-5 QC #2 Perfect Sq/Cube and Estimating Roots
供稿人: Maynard
(原作者: Warren)
√32
?

1.  Drag the numbers to the matching points

     on the number line below.

√36
?

6

NO CALCULATOR!
√40
?
6.5
√45
?
√49
?

7

√56
?
7.5
2.  Check ALL that apply.  Which numbers below
     are perfect squares?
225
15
108
NO CALCULATOR!
16
42
64
121
48
49
3.  Fill in the blank.  The first 5 perfect cubes are ...
1,   8,   
NO CALCULATOR!
64,      125
4.  Which two consecutive numbers does √13
     lie between?
2 and 3
3 and 4
4 and 5
5 and 6
NO CALCULATOR!
5.  Drag the correct symbol to the blank.
symbol not used: 
√25 + 8                  5 + √49
>
?
<
?
NO CALCULATOR!
6.  Which two consecutive numbers does √28     lie between?
2 and 3
3 and 4
4 and 5
5 and 6
NO CALCULATOR!
7.  A square fence has an area of 112 square yards.      How long is it on one side? (Round to the nearest     tenth.)
yards
8.  Drag the correct symbol to the blank.
symbol not used: 
√36 + 9                  √102 + √25
<
?
>
?
NO CALCULATOR!
√60
?

9.  Drag the numbers to the matching points

     on the number line below.

√64
?

8

NO CALCULATOR!
√70
?
8.5
√76
?
√81
?

9

√90
?
9.5
10.  A square frame has an area of 55 square inches.        How long is it on one side? (Round to the nearest       tenth.)
inches
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