Math Words

4. A straight line segment passing through the center of a figure, especially of a circle
7. The figure formed by two rays or line segments
8. The sequence of numbers 1, 1, 2, 3, 5, 8, 13, 21, 34, . . . for which the next term is found by adding the previous two terms
11. At a 90° angle
13. A quadrilateral with no parallel sides
14. The plane figure formed by connecting three points not in a straight line by straight line segments;
15. The point halfway between two given points
16. Lines in a plane which do not meet
18. A unit of angle measure equal to of a complete revolution
19. On the coordinate plane, the pair of numbers giving the location of a point
20. Two angles in a plane which share a common vertex and a common side but do not overlap
22. Lying on the same line
23. Curved or rounded outward like the exterior of a sphere or circle.
24. A polyhedron with eight faces
27. A corner point of a geometric figure
28. A regular quadrilateral
30. A unit for measuring angles

1. A line segment, line, or plane that divides a geometric figure into two congruent halves
2. A polygon with four sides
3. A quadrilateral with two pairs of parallel sides
5. An angle that has measure less than 90°
6. Equally distant
9. A quadrilateral with four congruent angles (all 90°).
10. A mathematical set that typically displays self-similar patterns
11. The distance around the outside of a plane figure
12. The regular solid of six equal square sides
17. A polyhedron with 20 faces
21. All points between two given points (including the given points themselves)
22. A shape or solid which has an indentation or "cave"
25. Different. Not identical
26. A part of a line starting at a particular point and extending infinitely in one direction.
29. The geometric figure formed at the intersection of two distinct lines