1.	Find in .
		A.	62°	B.	41°
		C.	131°	D.	103°
		Hint
	2.	What is in ?
		A.	41	B.	90
		C.	13	D.	49
		Hint
	3.	Find the value of x in
		A.	152	B.	32
		C.	122	D.	150
		Hint
	4.	The measures of the angles of a certain triangle are in the ratio 2:4:9. What are the measures of the angles?
		A.	22°, 44°, 99°	B.	24°, 48°, 108°
		C.	28°, 56°, 126°	D.	20°, 40°, 90°
		Hint
	5.	Classify the triangle by its angles and by its sides.
		A.	acute, equilateral	B.	acute, isosceles
		C.	right, scalene	D.	right, isosceles
		Hint