Building Vocabulary Understanding

2. rays that share an endpoint and continues in different directions
3. tool used for constructing arcs, lines, segments, circles, etc.
5. polygons that aren't closed or formed by lines
7. name of the square root symbol
10. formula used to find the center point of a line
12. part of a line with two endpoints
16. computes calculations quickly
18. represents the number of sides of a figure
21. terms not defined by other terms
22. at the end of segments and beginning of rays
24. outside distance around an entire figure
25. formula used to find the side lengths of right triangles
27. two angles with a common vertex and ray
29. the point that bisects a segment
31. having the same size and shape
33. postulate stating the total area equals the sum of the areas of the individual shapes
34. divides an angle into two congruent angles
35. two angles that sum up to 180 degrees
37. points on the same line
41. tool used for constructing and measuring angles

1. postulate stating the sum of two segment parts is equal to the entire segment
4. postulate stating the sum of two angles equals the entire angle
6. starts at an endpoint and continues in one direction
8. 180 degree angle
9. statements accepted as true
11. angles greater than 180 and less than 360 degrees
13. angles greater than 0 and less than 90 degrees
14. names a location
15. two angles that sum up to 90 degrees
17. points and lines on the same plane
19. the absolute value between two points on a number line
20. formed by two rays with a common endpoint
23. surface contained within a figure
25. two dimensional figure, flat surface
26. polygons with congruent sides and angles
28. formula used to find the length between two points on the coordinate plane
30. closed figure with three or more sides
32. 90 degree angle
36. divides a figure into two equal parts
38. straight path that continues in two directions
39. common endpoint of an angle
40. angles greater than 90 and less than 180