1.
Evaluate 21
2
.
A.
422
B.
442
C.
421
D.
441
Hint
2.
Find the area of the square.
A.
36 units
2
B.
56 units
2
C.
64 units
2
D.
49 units
2
Hint
3.
The area of a square is 289 square meters. Find the perimeter.
A.
68 m
B.
72 m
C.
76 m
D.
64 m
Hint
4.
Find
A.
98
B.
14
C.
13
D.
16
Hint
5.
Which number is a perfect square?
A.
326
B.
324
C.
327
D.
325
Hint