Unit 5 Vocabulary

5. A six-sided polygon.
6. The distance around a polygon.
11. A quadrilateral with two pairs of parallel sides.
13. A rectangle with four congruent sides.
14. A 3-dimensional figure with two parallel, congruent circular bases.
15. A polyhedron with two parallel, congruent bases, and parallelograms for faces.
18. A five-sided polygon.
20. A line segment that passes through the center of a circle and has endpoints on the circle.
23. An eight-sided polygon.

1. The number of square units needed to cover a given surface.
2. An exact location in space.
3. A 3-dimensional figure with one circular base.
4. A parallelogram with all sides congruent.
7. A parallelogram with four right angles.
8. A part of a line that starts at one endpoint and extends forever.
9. A four-sided polygon.
10. A quadrilateral with exactly one pair of parallel sides.
12. A straight path that extends without end in opposite directions.
15. A polyhedron with one base and triangles for faces.
16. A figure formed by two rays with a common endpoint called a vertex.
17. The amount of 3-D space an object occupies.
18. A closed plane figure formed by three or more line segments that intersect only at their endpoints.
19. On an angle or polygon, the point where two sides intersect.
21. A line segment with endpoints on a circle.
22. A line segment with one endpoint at the center of a circle and the other endpoint on the circumference.