Quadrilaterals

3. A polygon with ten sides.
4. A location with no length, width, or depth, represented by a dot.
6. Angles, Angles in the same position when a transversal crosses two parallel lines.
8. Triangle, A triangle where all angles are equal.
9. Lines, Lines that cross each other at one point.
11. Angles, Two angles that add up to 90 degrees.
14. A quadrilateral with all sides equal.
17. Angle, An angle that measures exactly 90 degrees.
18. A straight path that extends infinitely in both directions.
19. The point where two or more lines or edges meet.
23. Angles, Angles on opposite sides of a transversal but inside two parallel lines.
24. A quadrilateral with two pairs of adjacent sides equal.
25. Angle, An angle that measures more than 90 degrees but less than 180 degrees.
27. Angles, Angles inside a polygon.
28. A polygon with five sides.
29. A polygon with eight sides.
30. Angle, An angle that measures exactly 180 degrees.
33. Angles, Two angles that add up to 180 degrees.
34. A quadrilateral with opposite sides equal and all angles 90 degrees.
35. Angle, An angle that measures less than 90 degrees.
39. Sides, Sides that have the same length.
40. A polygon with three sides.
41. Lines, Lines that never meet and are always the same distance apart.

1. A polygon with twelve sides.
2. A line segment connecting two non-adjacent vertices of a polygon.
5. Angles, Angles that have the same measure.
7. A quadrilateral with all sides equal and all angles 90 degrees.
10. Triangle, A triangle with all sides and all angles equal.
12. Angles, Angles formed outside a polygon when one of its sides is extended.
13. Angles, Angles that share a common side and vertex.
14. Triangle, A triangle with one angle measuring 90 degrees.
15. A polygon with six sides.
16. The unit of measurement for angles.
20. The branch of mathematics that deals with shapes, sizes, and properties of space.
21. A flat surface that extends infinitely in all directions.
22. Segment, A part of a line with two endpoints.
26. The forms of objects defined by boundaries, such as polygons and circles.
28. Lines, Lines that intersect at 90 degrees.
31. A quadrilateral with opposite sides parallel.
32. Angle, An angle that measures more than 180 degrees but less than 360 degrees.
36. A closed figure with straight sides.
37. Triangle, A triangle with no equal sides.
38. The space between two intersecting lines.