1.
Determine whether the triangles are similar. Explain why or why not.
A.
no;
x
= 85
B.
yes;
y
= 55
C.
yes;
x
= 85
D.
no;
y
= 65
Hint
2.
If
, find the value of
p
.
A.
18 cm
B.
9 cm
C.
8 cm
D.
12 cm
Hint
3.
A traffic sign casts a shadow 6 feet long while a mailbox next to it casts a shadow 3 feet long. If the traffic sign is 7 feet high, how tall is the mailbox?
A.
4
B.
C.
14
D.
Hint
4.
If
, what is length of
?
A.
5.6 m
B.
4.5 m
C.
1.6 m
D.
1.8 m
Hint
5.
If the triangles are similar, what is the value of
a
?
A.
4.48
B.
7
C.
11.2
D.
8.4
Hint