1.	Classify by its angles and sides.
		A.	acute equilateral	B.	obtuse equilateral
		C.	obtuse isosceles	D.	acute isosceles
		Hint
	2.	Find in .
		A.	103°	B.	41°
		C.	62°	D.	131°
		Hint
	3.	Find the value of x in
		A.	122	B.	152
		C.	32	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.	24°, 48°, 108°	B.	28°, 56°, 126°
		C.	20°, 40°, 90°	D.	22°, 44°, 99°
		Hint
	5.	Classify the triangle by its angles and by its sides.
		A.	right, scalene	B.	acute, isosceles
		C.	acute, equilateral	D.	right, isosceles
		Hint