1.	In the figure, °. Find
		A.	90°	B.	45°
		C.	120°	D.	30°
		Hint
	2.	Classify the angle whose measure is 100°.
		A.	straight	B.	acute
		C.	right	D.	obtuse
		Hint
	3.	The sum of the measures of the angles of a regular octagon is 1,080°. Find the measure of one of its angles.
		A.	120°	B.	108°
		C.	135°	D.	90°
		Hint
	4.	Classify the given angle.
		A.	complementary	B.	right
		C.	acute	D.	obtuse
		Hint
	5.	What is the measure of the given angle?
		A.	120°	B.	60°
		C.	175°	D.	90°
		Hint