Geometry Vocab

5. a point equidistant from the ends of a line
6. a three-sided polygon with no sides that are equal
9. two lines that intersect to form 90 angles
10. segment that connects two points on the circle.
12. part of a line that consists of two points called endpoints and all points between them.
13. angle whose measure is between 0 degrees and 90 degrees.
15. always lie outside two lines that are intersected by the transversal and they are located on the opposite sides of the transversal.
17. consists of two points and the continuous part of a circle between them
19. lying in the same plane
23. part of a line that contains an endpoint and all points extending in the other direction.
24. splits in half
25. a three-sided polygon with two sides that are equal
26. a flat, two-dimensional surface that extends indefinitely.
27. noncoplanar lines they will not intersect.
28. two angles whose sum is 180 degrees
29. two figures are said to be this if they have the same angle measures and same side lengths

1. a two-dimensional plane having two perpendicular lines intersect at the midpoint called the origin
2. two figures or two lines that don't occur the same plane
3. two angles whose sum is 90 degrees
4. angle whose measure is greater than 90 degrees but less than 180 degrees.
7. two lines in the same plane that never intersect
8. when two parallel lines are intersected by a third one, the angles that occupy the same relative position at each intersection
11. collection of points along a straight path that extends endlessly in both directions.
14. angles the non-adjacent angles formed by two intersecting lines.
16. the angles that lie on the inner side of parallel lines but on the opposite sides of the transversal
18. 90 degree angle
20. an exact location in space. It has no dimensions.
21. a chord that passes through the center of the circle.
22. segment whose endpoints are the center of the circle and a point on the circle.