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