45+ points for best 2 !

1. any line that lies in a plane separates the plane into two half-planes.

what is true about the half-plane?

a. consists of all of the points on both sides of the line

b. consists of only the points within the boundaries of the figure.

c. consists of the points on one side of the line and is bounded by thte edge of the figure

d. consists of all the points on one side of the line

2. what is an angle that is formed by two noncoplanar half-planes and their line of intersection?

a. none of the above

b. a polyhedral angle

c. a planar angle

d. a dihedral angle