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18 Cards in this Set

  • Front
  • Back
angle
The figure formed by two lines diverging from a common point
congruent
have the same measure
coodinate
a number associated with a point on the number line
flip
To turn over or around, especially with a light quick motion
obtuse angle
an angle that measures greater than 90 degrees but less than 180 degrees
ordered pair
the rule to follow when mor than one operation is used in an expression
paralel lines
lines in the same plane that never intersect or across
perpendicular lines
two lines that intersect to form right angles
polygon
a simple closed figure in a plane formed by three or more line segments
reflection
a type of transformation in which a mirror image is produced by flipping a figure over a line
right angle
an angle that measures 90 degrees
rotation
a transformation involving the turning or spining of figure around a fixed point
sraight angle
an angle that measures 180 degrees
supplementary angles
two angles are supplementary if the sum of their measures is 180 degrees
symmetry
an attribute of a shape or relation; exact correspondence of form on opposite sides of a dividing line or plane
transformation
a mapping of a geometric figure
translation
a transformation in which a figure is slid horizontally,vertically, or both
vertical angles
opposite angles formed by intersection of two lines. Vertical angles are congruent