- , , (and otheranswersare possible).
- A soccerfield is like a planesinceit is a flat two-dimensionalsurface.
- A line and a planeintersectat a point.See the diagramfor answer1 for an illustration.If wereex-
tendedto be a line, then the intersectionof and plane wouldbe point.
- Threeplanesintersectat one point.
- A circle.