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Paul Geometry Vocab.

Geometry Vocabulary

line segment a straight path with 2 end points
line a never ending straight path going in both directions
ray a straght never ending path with 1 end point going in 1 direction
point an exact location in space
plane a flat surface that goes on forever in all directions
angle 2 rays joined at a vertex
triangle a 3 sided polygon
acute triangle a 3 sided polygon in which all angles are acute
right triangle a 3 sided polygon in which there is 1 right angle
obtuse triangle a 3 sided polygon in which there is 1 obtuse angle
scalene triangle a polygon with no congruent sides
isosoles triangle a polygon with at least 2 congruent sides
equaladeral triangle a polygon with all congruent sides
parralelogram a quadreladeral with oposite sides congruent and parralel
rectangle a quadreladeral with all sides congruent , parralel, and has 4 right angles
square a quaderladeral with all sides congruent, parralel, and has 4right angles
rhombus a parralelogram with all sides congruent
trapezoid a quadreladeral with 1 pair of parralel lines
quadreladeral a 4 sided closed figure made of line segments
polygon a closed figuer made of line segments
pentagon a 5 sided polygon
hexagon a 6 sided polygon
heptagon a 7 sided polygon
octagon a 8 sided polygon
nonagon a 9 sided polygon
decagon a 10 sided polygon
undecagon a 11 sided polygon
dodecagon a 12 sided polygon
vertical angle opposite angles same degrees
supplementary angles at least 2 angles that equal 180 degrees
complimentary angles at least 2 angles that equal 90 degrees
adjacent angles 2 angles that share the same ray
acute angles an angle that is 89 or less degrees
right angles an angle that is exactly 90 degrees
obtuse angles an angl;e that is 91 or more degrees
strait angle an angle that is exactly 180 degrees,a strait line
Created by: rjaniszewski