1.	Classify the angle whose measure is 100°.
		A.	obtuse	B.	right
		C.	acute	D.	straight
		Hint
	2.	Classify the given angle.
		A.	obtuse	B.	complementary
		C.	acute	D.	right
		Hint
	3.	Classify the given angle.
		A.	complementary	B.	acute
		C.	obtuse	D.	right
		Hint
	4.	What is the measure of the angle?
		A.	60°	B.	90°
		C.	150°	D.	120°
		Hint
	5.	Find the sum of the measures of the interior angles of this polygon.
		A.	900°	B.	540°
		C.	360°	D.	180°
		Hint