1.	A whole number that has exactly two factors, the number itself and 1, is called a ______.
		A.	square number	B.	composite number
		C.	prime number	D.	radical number
		Hint
	2.	A whole number that has more than two factors is called a _____.
		A.	square number	B.	prime number
		C.	radical number	D.	composite number
		Hint
	3.	Simplify the expression .
		A.	21	B.	17
		C.	61	D.	19
		Hint
	4.	Simplify .
		A.		B.
		C.		D.
		Hint
	5.	The area equation of a circle can be rewritten as r = where r is the radius and A is the area. If the area of a circle is 3600 square inches, find the radius.
		A.	30 in.	B.	60 in.
		C.	52 in.	D.	34 in.
		Hint