1.	Find a number that when squared equals 484.
		A.	22 or -22	B.	22 only
		C.	None of these is correct	D.	-22 only
		Hint
	2.	If the area of a square is 2.89 square meters, what is the length of each of its sides.
		A.	1.7 m	B.	1.4 m
		C.	1.5 m	D.	1.6 m
		Hint
	3.	A number squared is 441. What is the number?
		A.	194,481	B.	220.5
		C.	21	D.	20
		Hint
	4.	A square has an area of 1.21 cm2. What is the length of each side of the square?
		A.	1.1 cm	B.	1.05 cm
		C.	1.4641 cm	D.	0.605 cm
		Hint
	5.	Find .
		A.	-30	B.	30
		C.	30 and -30	D.	90
		Hint