1.
Evaluate 21
^{2}
.
A.
421
B.
422
C.
442
D.
441
Hint
2.
Find
.
A.
22
B.
17
C.
15
D.
25
Hint
3.
Find the area of the square.
A.
49 units
^{2}
B.
56 units
^{2}
C.
36 units
^{2}
D.
64 units
^{2}
Hint
4.
The area of a square is 289 square meters. Find the perimeter.
A.
68 m
B.
72 m
C.
64 m
D.
76 m
Hint
5.
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.
$144
B.
$288
C.
$100
D.
$240
Hint