Across
- 6. triangle with two sides that are the same length
- 8. two figures that have the same shape and size
- 12. line that passes through two lines in the plane at two distinct point
- 13. adjacent angles formed by intersecting lines
- 16. part of a line starting at a particular point
- 17. triangle with three congruent sides
- 18. two angles that add up to 180
- 21. geometric figure formed by two points
- 24. angle that lay opposite to each other when 2 lines intersect
- 27. a angle larger than 90 but less than 180
- 28. points that lay on the same straight line
- 29. a triangle with a right angle
- 30. lines in three dimensional space that DO NOT intersect
Down
- 1. triangle with three acute angles
- 2. divide into two equal parts
- 3. figure formed by two rays called the side of the angle
- 4. angle of exactly 90 degrees or
- 5. deals with length , height , and angles of a triangle
- 7. either of two angels whose sum is 90
- 9. s straight lines that makes the right angle with the other lines
- 10. abstract idealization of an exact position without size
- 11. part of a straight line that is bounded by two distinct end point
- 14. two distinct coplanar lines that DO NOT intersect
- 15. flat two dimensional surface that extends indefinitely
- 19. any number of points that lay on the same plane
- 20. triangle for which all 3 sides have different lengths
- 22. middle part of a line segment
- 23. a angle which is measuring less than 90 degrees
- 25. angle whose vertex point has a value of 180 degrees
- 26. triangle with one obtuse angle