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21 Cards in this Set

  • Front
  • Back
The diagonals form four isosceles right triangles.
Square
All sides are congruent.
Rhombus, Square
Diagonals bisect the angles.
Rhombus, Square
Diagonals are perpendicular.
Rhombus, Square, Kite
Diagonals divide the quadrilateral into 4 congruent triangles
Rhombus, Square
All angles are right angles.
Rectangle, Square
Diagonals are congruent.
Rectangle, Square, Isosceles trapezoid
Two disjoint pairs of consecutive sides of the quadrilateral are congruent.
Kite
The diagonal that is made of non congruent lines is the perpendicular bisector of the other.
Kite
The diagonal made of congruent lines bisects the opposite angles.
Kite
The pair of opposite angles that are formed from both congruent pairs of lines are congruent.
Kite
Opposite sides are parallel.
Parallelogram, rectangle, rhombus, square
Opposite sides are congruent.
Parallelogram, rectangle, rhombus, square
Opposite angles are congruent.
Parallelogram, rectangle, rhombus, square
Consecutive angles are supplementary.
Parallelogram, rectangle, rhombus, square
Diagonals bisect each other
Parallelogram, rectangle, rhombus, square
Exactly one pair of parallel sides.
Trapezoid, Isosceles trapezoid
The legs are congruent.
Isosceles trapezoid.
Lower base (bigger) angles are congruent.
Isosceles trapezoid.
Upper base (smaller) angles are congruent.
Isosceles trapezoid.
Any upper base angle is supplementary to any lower base angle.
Isosceles trapezoid.