1.
Evaluate 21
^{2}
.
A.
422
B.
441
C.
421
D.
442
Hint
2.
Find the area of the square.
A.
64 units
^{2}
B.
49 units
^{2}
C.
36 units
^{2}
D.
56 units
^{2}
Hint
3.
Mr. Williams finds tile on sale for $2.00 per square foot. If he wants to put tile in a square room that measures 12 feet on each side, how much will he spend?
A.
$288
B.
$240
C.
$144
D.
$100
Hint
4.
Find
A.
13
B.
98
C.
14
D.
16
Hint
5.
Which number is a perfect square?
A.
324
B.
327
C.
326
D.
325
Hint