Geometry

2. a straight line extending from the center of a circle or sphere to the circumference or surface
4. a rectangle having all four sides of equal length
6. arc whose measure is greater than a semi-circle (180 degrees).
7. line segments that do not intersect
11. the non-adjacent angles formed by two intersecting lines.
14. two-line cross and make 90-degree angles
16. arc whose measure is less than a semi-circle (180 degree).
17. two angles whose sum is 180 degrees.
19. a parallelogram having four right angles
20. a 90-degree angle

1. of a 3-dimensional figure is the number of cubic units contained in the solid.
3. a straight line passing through the center of a circle from one side to the other
5. the intersection point of two sides that form a point
8. comparison of two numbers by division.
9. triangle with no sides congruent.
10. a polygon with 5 sides and 5 angles
12. an angle less than 90 degrees but greater than 0 degrees
13. is the number of square units required to cover the figure
15. a quadrilateral having both pairs of opposite sides parallel to each other
18. is the distance around the polygon.