# Geometry Test

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The flashcards below were created by user kdawnem on FreezingBlue Flashcards.

1. Acute angle
an angle with a  measure between 0 degrees and 90 degrees
2. Acute triangle
has three acute angles
3. Angle
If formed by two rays with a common endpoint called a vertex
4. Arc
Part of a circle
5. Central angle
has its vertex at the center of a circle
6. Circle
The set of points in a plane that are all the same distance from a given point called the center
7. Chord
A segment that has both endpoints on a circle
8. Complementary angles
Twoangles whose sum of their angle measures equals 90 degrees
9. Congruent
Having the same shape and same size
10. Decagon
A polygon with 10 sides
11. Diameter
A segment that passes through the center of a circle and has both endpoints on the circle
12. Equilateral triangle
Has 3 equal sides and 3 equal angle measures
13. Hexagon
A polygon with 6 sides
14. Isosceles triangle
A polygon that has 2 congruent sides and 2 congruent angles
15. Line
A series of points that extends in two opposite directions without end
16. Intersecting lines
Lie in the same plane and have exactly on point in common
17. Line segment
Formed by 2 endpoints and all the points between them
18. Obtuse angle
Has a measure greater than 90 degrees and less than 180 degrees
19. Obtuse triangle
A triangle that has one angle measure that is greater than 90 degrees
20. Octagon
A polygon that has 8 sides
21. Parallelogram
A quadrilateral that has two pairs of parallel line
22. Parallel lines
Two lines that are in the same plane, equal distance apart and never touch
23. Plane
A flat surface with no thickness that extends without end in all directions on the surface
24. Pentagon
A polygon that has 5 sides
25. Perpendicular lines
A pair of intersecting lines that for right angles
26. Point
A location in space that has no size
A segment that connects the center to the circle
28. Ray
has one endpoint and all the points of the line on one side of the endpoint
29. rectangle
a parallelogram with four right angles
30. right angle
has a measure of 90 degrees
31. right triangle
has one angle that measure 90 degrees
32. rhombus
a parallelogram with four congruent sides
33. scalene triangle
has no congruent sides
34. segment
part of a line
35. semicircle
half of a circle
36. square
a parallelogram with four right angles and four congruent sides
37. supplementary angles
two angles whose measures add up to 180 degrees
38. straight angle
an angle with a measure of exactly 180 degrees
39. trapezoid
a quadrilateral that has one pair of parallel lines

### Card Set Information

 Author: kdawnem ID: 207044 Filename: Geometry Test Updated: 2013-03-13 19:22:11 Tags: HMS geometry middle school vocabulary 6th grade Folders: Description: Geometry terms Show Answers:

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