1. science which deals with the properties, measurements and construction of flat figures

2. branch of mathematics which studies figure that lie in plane or flat surfaces

3. known as the father of geometry

4. in geometry it represents place or position

5. it is a net or points and has no length and extend indefinitely

6. a special set of points in a flat surface

7. points that lie on the same straight plane

8. a set of points that lie on a plane

9. it is a half line with one endpoint

10. it is the joining of two rays with a common endpoint called vertex

11. is an angle that measures exactly 360 degrees or exactly one complete rotation

12. are 2 angles in a plane that have a common vertex and a common side that no interior in common

13 it is a statement to be proved

14. part which is accepted as true

15.is an instrument used for measuring angles

16. sum of 2 angles is 90 degrees

17. sum of 2 angles is 180 degrees

18. angles whose measure are congruent

19. two lines that lie in the same plane and never intersect

20. is a straight line that cuts two other straight line

21. a many sided figur

22. a polygon with 3 sides and 3 vertices

23. a triangle with no 2 sides are equal

24. is a quadrilateral in which both pairs of opposite sides are parallel

25. it is the slant height of a regular square pyrmid