1.	and are similar. Find b if x = 15, y = 6, and a = 7.5.
		A.	3	B.	6
		C.	12	D.	7.5
		Hint
	2.	and are similar. The ratio of to is Find if is 12.
		A.	16	B.	12
		C.		D.	9
		Hint
	3.	Find the length of the missing side to the nearest hundredth.
		A.	7.81	B.	8.06
		C.	8.25	D.	7.62
		Hint
	4.	In a right triangle, the length c of the hypotenuse is 14 and the length b of one of the legs is 8. Find the length a of the other leg to the nearest hundredth.
		A.	21.23	B.	19.88
		C.	11.49	D.	16.12
		Hint
	5.	Simplify .
		A.		B.
		C.		D.
		Hint
	6.	Simplify .
		A.		B.
		C.	The expression is in simplest form.	D.
		Hint
	7.	Solve .
		A.	0	B.	-1
		C.	5	D.	no real solution
		Hint
	8.	Simplify .
		A.		B.
		C.		D.
		Hint
	9.	Simplify .
		A.		B.
		C.		D.
		Hint
	10.	Solve .
		A.	25	B.	445
		C.	125	D.	15
		Hint
	11.	Greta and her grandmother planned to attend a downtown play. Greta lives 10 miles south and 4 miles west of downtown, while her grandmother lives 2 miles south and 2 miles east of downtown. If Greta picks up her grandmother on the way (rather than meet her at the play), how many miles does that add to her trip?
		A.		B.
		C.	2	D.
		Hint
	12.	What is the distance between (2, 5) and (11, –3)?
		A.		B.
		C.	17	D.	145
		Hint
	13.	Using the figure, which expression is equal to cos 38°?
		A.	sin 38°	B.	tan 52°
		C.	tan 38°	D.	sin 52°
		Hint
	14.	Libby looked out of her airplane window at a 32° angle with respect to the horizontal, and saw the Sears Tower building in Chicago. If the airplane had an altitude of 4000 feet, how far away were they from being directly over Chicago?
		A.	6401 ft.	B.	9900 ft.
		C.	1616 ft.	D.	2499 ft.
		Hint