1.	Estimate the measure of .
		A.	30°	B.	45°
		C.	60°	D.	90°
		Hint
	2.	Estimate the measure of the angle.
		A.	120°	B.	90°
		C.	45°	D.	150°
		Hint
	3.	Estimate the measure of the angle shown.
		A.	50°	B.	75°
		C.	5°	D.	20°
		Hint
	4.	What is a reasonable estimate for the measure of the angle shown?
		A.	85°	B.	65°
		C.	130°	D.	100°
		Hint
	5.	Identify the angle that is a 15° angle.
		A.		B.
		C.		D.
		Hint