1.	A staff's shadow is 8 feet and a tree's shadow is 16 feet. If the staff is 9 feet tall, how tall is the tree?
		A.	9 ft	B.	15 ft
		C.	18 ft	D.	12 ft
		Hint
	2.	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.	13 ft	B.	12 ft
		C.	15 ft	D.	9 ft
		Hint
	3.	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.	48 feet	B.	18 feet
		C.	34 feet	D.	47 feet
		Hint
	4.	Kim is standing next to a tree. The tree has a shadow that is 3 m long. Kim, who is 1.3 m tall, has a shadow that is 0.8 m long. How tall is the tree?
		A.	4.875 m	B.	3.972 m
		C.	1.846 m	D.	3.5 m
		Hint
	5.	The two triangles shown in the figure are similar. Find the distance d across Kelley’s Pond.
		A.	24 yards	B.	36 yards
		C.	96 yards	D.	64 yards
		Hint