1.
Find
.
A.
14
B.
-15
C.
15
D.
-14
Hint
2.
Mrs. Jones is creating several cubicle work spaces for her consulting business. One square workspace needs to have a floor area of 961 square feet. Find the length of each side for the cubicle.
A.
32 feet
B.
-31 feet
C.
-32 feet
D.
31 feet
Hint
3.
Solve the equation
x
2
= 0.81.
A.
x
= 0.9 only
B.
none of these is correct
C.
x
= -0.9 only
D.
x
= 0.9 or
x
= -0.9
Hint
4.
A number squared is 441. What is the number?
A.
20
B.
21
C.
220.5
D.
194,481
Hint
5.
Solve
x
2
= 256.
A.
x
=
64
B.
x
=
65,536
C.
x
=
16
D.
x
=
128
Hint