1.	What is a polyhedron?
		A.	pyramid	B.	sphere
		C.	cylinder	D.	cone
		Hint
	2.	How many faces does an octahedron have?
		A.	4	B.	12
		C.	8	D.	6
		Hint
	3.	Which is the back view of the solid figure whose other views are shown below
		A.		B.
		C.		D.
		Hint
	4.	What is the shape of the intersection of a sphere and a horizontal plane?
		A.	circle	B.	triangle
		C.	trapezoid	D.	square
		Hint
	5.	Describe the slice resulting from a plane cutting a square pyramid at an angle perpendicular to one of the triangular faces.
		A.	triangle	B.	square
		C.	trapezoid	D.	none of these
		Hint