1.
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.
B.
14
C.
D.
4
Hint
2.
If
, what is length of
?
A.
1.6 m
B.
5.6 m
C.
1.8 m
D.
4.5 m
Hint
3.
If the triangles are similar, what is the value of
a
?
A.
4.48
B.
7
C.
8.4
D.
11.2
Hint
4.
A 6-foot tall person casts a 2.5-foot long shadow at the same time that a building casts a 40-foot long shadow. How tall is the building?
A.
600 feet
B.
96 feet
C.
104 feet
D.
16 feet
Hint
5.
A tree casts a 20-foot long shadow at the same time that a 3-foot tall mailbox post casts a 1.2-foot long shadow. How tall is the tree?
A.
8 feet
B.
18 feet
C.
50 feet
D.
72 feet
Hint