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15 Cards in this Set

  • Front
  • Back
The mirro image produced by flipping a figure over a line is called a _____________________.
reflection
__________________ angles have measures equal to 180 degrees.
straight
Any polygon with four sides and four angles is a ___________________________.
quadrilateral
_______________ angles are two angles that have the same vertex, share a common side, and do not overlap.
vertical
A line that intersects two or more other lines is call a _____________________.
transversal
A figure has a ___________________________ if it can be folded over a line so that one half matches the other half.
line of symmetry
A ______________________ is the movement of a figure from one position to another without turning it.
translation
A parallelogram with four congruent sides is called a _____________________.
rhombus
An ______________ triangle has three acute angles.
acute
The sum of the measures of ______________________ angles is 90 degrees.
complementary
_______________________ are angles in the same position on two parallel lines that are cut by a transversal.
corresponding angles
____________________ is a property where a figure is rotated less than 360 degrees about its center so that it looks exactly like the original figure.
rotational symmetry
_________________ are angles on opposite sides of the transversal and inside the other two lines which are congruent.
alternate interior angles
________________ are angles on opposite sides of the transversal and outside the other two lines which are congruent.
alternate exterior angles
A __________________ is a quadrilateral with one pair of parallel opposite sides.
trapezoid