1.	Find .
		A.	12	B.	10
		C.	11	D.	13
		Hint
	2.	If the area of a square is 225 square centimeters, what is its perimeter?
		A.	45	B.	15
		C.	135	D.	60
		Hint
	3.	Find
		A.	15, -15	B.	-15
		C.	15	D.	14, -14
		Hint
	4.	Use a calculator to find Round your solution to the nearest tenth.
		A.	-8.3	B.	8.9, -8.9
		C.	-9.1	D.	-8.9
		Hint
	5.	Estimate to the nearest whole number.
		A.	6	B.	9
		C.	7	D.	8
		Hint