1.	A lakefront building that is 30 feet high casts a shadow on the water. How long is that shadow if a 16-foot high truck parked nearby casts an 8-foot shadow?
		A.	12 ft	B.	9 ft
		C.	15 ft	D.	13 ft
		Hint
	2.	A tower cast a 30-foot shadow. At the same time, a person who is 6 feet tall casts a 4-foot shadow. How tall is the tower?
		A.	47 feet	B.	48 feet
		C.	18 feet	D.	34 feet
		Hint
	3.	A lamppost has a shadow that is 2 m long. A street sign has a shadow that is m long. If the street sign is 2 m tall, how tall is the lamppost?
		A.	m	B.	1 m
		C.	5 m	D.	3 m
		Hint
	4.	A staff's shadow is 4 feet long and a tree's shadow is 7 feet long. If the tree is 5 feet tall, how tall is the staff?
		A.	3 feet	B.	2 feet
		C.	5 feet	D.	9 feet
		Hint
	5.	The two triangles shown in the figure are similar. Find the distance d across Kelley’s Pond.
		A.	24 yards	B.	64 yards
		C.	96 yards	D.	36 yards
		Hint