1.	In a triangle, a segment that joins a vertex of the triangle and the midpoint of the opposite side is called the __________.
		A.	altitude	B.	perpendicular bisector
		C.	median	D.	hypotenuse
		Hint
	2.	In is the _____.
		A.	all of these	B.	altitude
		C.	perpendicular bisector	D.	median
		Hint
	3.	In which figure is a median and an angle bisector of and is an altitude?
		A.		B.
		C.		D.
		Hint
	4.	has vertices X(-1, 1), Y(3, 9), and Z(6, -2). Determine the coordinates of point W on so that is a median of
		A.	(2, 4)	B.	(1, 5)
		C.		D.	(2, -1)
		Hint
	5.	The __________ is the point of concurrency of the angle bisectors of a triangle.
		A.	orthocenter	B.	incenter
		C.	circumcenter	D.	centroid
		Hint