Geometry
geometry terms
Terms
undefined, object
copy deck
 acute
 less than 90 degrees
 rays
 sides of an angle
 straight angle
 straight line measuring 180 degrees, two collinear or opposite rays
 construction
 geometric drawings made using only a straight edge and compass
 congruent
 when two angles have the same measure
 straight edge
 used in constructions to make a straight line
 adjacent
 pair of angles that share a vertex and a side
 angle
 formed by two noncollinear rays with a common endpoint
 compass
 used to measure an angle or make a circle
 complementary
 pair of angles that equal 90 degrees
 protractor
 used to measure angles
 linear pair
 pair of angles that are adjacent and form a straight line
 angle addition posulate

if R is the interior of
 supplementary
 pair of angles that equal 180 degrees
 vertical
 pair of angles formed by two intersecting lines
 congruent
 vertical angles are always
 right
 exactly 90 degrees
 perpendicular lines
 meet to form right angles
 angle bisector
 seperates an angle into two congruent angles
 degrees
 Angles are measured in
 obtuse
 more than 90 degrees, less than 180 degrees