1.
Evaluate:
when
x
= 3,
y
= 2, and
z
= 19.
A.
2
B.
1
C.
D.
19
Hint
2.
Find the area of the figure if
a
= 3 and
b
= 5.
A.
16 square units
B.
8 square units
C.
225 square units
D.
15 square units
Hint
3.
Find the perimeter of the figure if
x
= 5.
A.
20 units
B.
40 units
C.
5 units
D.
8 units
Hint
4.
Evaluate 171 ÷ 3
2
+ 4.
A.
123
B.
23
C.
61
D.
3,253
Hint
5.
Evaluate
a
2
- (
b
+
c
) if
a
= 8,
b
= 17, and
c
= 21.
A.
26
B.
18
C.
12
D.
34
Hint