1.	In the figure, °. Find
		A.	45°	B.	90°
		C.	30°	D.	120°
		Hint
	2.	Classify the angle whose measure is 100°.
		A.	straight	B.	right
		C.	obtuse	D.	acute
		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.	90°	B.	135°
		C.	108°	D.	120°
		Hint
	4.	Classify the given angle.
		A.	complementary	B.	right
		C.	acute	D.	obtuse
		Hint
	5.	Find the 30° angle.
		A.		B.
		C.		D.
		Hint