Question #1: A polyhedron is a three-dimensional figure. Which term describes the faces of the polyhedron?

Choice #1: circles

Choice #2: Spheres

Choice #3: Polygons <=== *MY ANSWER*

Choice #4: line segments

Question #2: What is the term that describes the point at which three or more faces of a polyhedron meet?

Choice #1: face

Choice #2: edge

Choice #3: plane

Choice #4: vertex <=== *MY ANSWER*

Question #3: What is EH in the hexahedron?

Choice #1: face

Choice #2: edge

Choice #3: plane <=== *MY ANSWER*

Choice #4: vertex

Question #4: What is rectangle BCFG in the hexahedron?

Choice #1: face

Choice #2: edge <=== *MY ANSWER*

Choice #3: plane

Choice #4: vertex

Are these correct, or incorrect? If some of these are incorrect, could you please tell me the answer? I don't get this stuff at all.