Answer:
1. 5 planes
2. Only one plane
3. Points E,F,C
4. Anywhere on the line of EC (this is not the only answer, but it's correct)
5. Point E
6. Points A, B, C, D are coplanar.
7. Points A, B, C are coplanar, but Points A,B,C,F are not coplanar.
8. Line AB
Explanation:
1. Counting one plane for every facebof the pyramid. The base of the pyramid is the same as Plane N, so we don't include it because it is the same plane.
2. Only one plane can contain the same three unique points.
3. Collinear means they are on the same line.
4. Collinear means they are on the same line.
5. Coplanar means they are on the same plane.
6. Coplanar means they are on the same plane.
7. This one is better explained visually. You can ask me if it doesn't make sense to you though.
8. This one is better explained visually. You can ask me if it doesn't make sense to you though.
I will update this soon
