Geometry Vocab

3. a three dimensional figure formed by flat surfaces bound by polygons and joined in pairs along the side.
4. flat surface
6. no points on the interior
7. number of sides= n
9. has four sides.
11. a polygon that has five sides
12. a segment at which two faces intersect.
14. not regular
15. a polyhedron with only one base.

1. a closed figure whose sides are all line segments.
2. has five sides, ten vertices, and seven faces
5. if a line containing each side is drawn and any line contains a point on the interior of the polygon, then it's?
8. a point at which three or more edges intersect.
10. all sides and angles are congruent.
13. a polyhedron known by the shape of its two congruent bases.