1.	A 14-foot ladder that is placed 5 feet from the base of the vertical rock wall just reaches the top of the entrance of the cave. How high is the cave entrance above the ground?
		A.	about 9 feet	B.	about 13.1 feet
		C.	about 14.9 feet	D.	about 6.2 feet
		Hint
	2.	A rectangular state flag has dimensions 7 feet by feet. How long is its diagonal?
		A.	about 8.9 feet	B.	about 3.5 feet
		C.	about 6.6 feet	D.	about 4.3 feet
		Hint
	3.	A 9-foot ladder is placed 4 feet from the base of a building. How high does the ladder reach?
		A.	about 9.8 feet	B.	about 7 feet
		C.	about 8.1 feet	D.	about 5 feet
		Hint
	4.	Sabrina's flying disc was stuck in a tree. In order to get the flying disc down, she used a 25-foot ladder positioned 8 feet from the base of the tree. How high was the flying disc?
		A.	about 17 feet	B.	about 68.7 feet
		C.	about 33 feet	D.	about 23.7 feet
		Hint
	5.	Which of the following are Pythagorean triples?
		A.	7, 9, 11	B.	10, 12, 16
		C.	6, 12, 13	D.	9, 12, 15
		Hint