Geometry Test

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Geometry Test
2013-03-13 15:22:11
HMS geometry middle school vocabulary 6th grade

Geometry terms
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  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
  27. Radius
    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