1.	Determine the sum of measures of the interior angles of a regular octagon.
		A.	1080	B.	540
		C.	720	D.	900
		Hint
	2.	Find the sum of the exterior angles shown below.
		A.	180	B.	540
		C.	360	D.	720
		Hint
	3.	What is the value of x?
		A.	45	B.	65
		C.	25	D.	85
		Hint
	4.	Find the value of x.
		A.	297	B.	63
		C.	60	D.	82
		Hint
	5.	Find the measure of one exterior angle of a regular octagon.
		A.	45	B.	140
		C.	360	D.	1080
		Hint