# Geometry

##### Across
1. 5. the points that two figures have in common
2. 7. two or more coplanar lines that have no points in common or are identical
3. 9. a triangle that has no congruent sides
4. 12. two angles that have the same measure
5. 13. 2 angles whose measures, when added together, equal 90 degrees
6. 17. a ray that isin the interior of an angle and forms two equal angles with the sides of that angle
7. 18. points that line in a line
8. 19. 2 supplementary adjacent angles whose noncommon sides form a line
9. 21. a quadrilateral with exactly one pair of parallel sides
10. 24. a statement assumed to be true without proof
11. 27. 2 angles whose measures, when addes together, equal 180 degrees
12. 29. an equilateral rectangle
13. 30. a polygon that has all sides and angles the same
14. 31. a parallelogram with four congruent angles
15. 32. Points that connect the sides of a polygon
16. 33. an equilateral parallelogram
17. 34. a triangle that has all three angles being acute angles
18. 35. a triangle that has at least two congruent sides
19. 36. is a quadrilateral with two pairs of parallel sides
20. 37. same size, same shape
21. 38. a triangle that has one angle being obtuse
22. 40. two line segments that the same measure
##### Down
1. 1. a two-dimensional group of points that goes on infinitely in all directions
2. 2. 2 angles that share a common vertex and whose sides form 2 lines
3. 3. a triangle that has one angle being right
4. 4. a precise way of drawing which allows only 2 tools
5. 6. polygon with no "dents"
6. 7. A plane, closed figure whose sides are made up of segments that connect end-to-end
7. 8. a quadrilateral with two distinct pairs of consecutive congruent sides
8. 10. polygon with a "dent"
9. 11. a triangle that has all three congruent sides
10. 12. share a vertex; next to each other
11. 14. the point M of AB whre AM=AB
12. 15. the beginning or ending of a line segment
13. 16. 2 nonstraight and nonzero angles that have a common side in the interior of the angle formed by the noncommon sides
14. 20. a zero-dimension figure;while usually left undefined
15. 22. part of a line
16. 23. points that line in a plane
17. 25. a two-dimensional object that has no endpoints and continues on forever in a plane
18. 26. a one-dimensional figure that consists of one endpoint A, one point B, all of the points on line AB
19. 27. any plane, point or two dimensional figure containing the midpoint of the segment and no other points on that segment
20. 28. a polygon that has all sides the same length
21. 39. the union of 2 rays that have the same endpoint; measured in degrees or radians