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16 Cards in this Set
 Front
 Back
 3rd side (hint)
parallelogram

What is this polygon?

opposite sides are parallel


1 pair of opposite sides are parallel

trapezoid



diagonals are congruent

rectangle



diagonals bisect each other

parallelogram



diagonals are perpendicular

rhombus



diagonals are perpendicular and diagonals bisect each other

square



opposite sides are congruent and parallel

parallelogram



4 pairs of congruent sides

rhombus



4 right angles

rectangle



4 right angles and 4 pairs of congruent sides

square



consecutive angles are supplementary

parallelogram



opposite angles are congruent

parallelogram



opposite sides are parallel and congruent

parallelogram



opposite sides are parallel and congruent
AND 4 right angles 
rectangle



take the number of sides and subtract 2. Multiply this number by 180

sum of the interior angles of a polygon



take the number of sides and subtract 2. Multiply this number by 180. Then divide by the total number of sides.

measure of each of the interior angles of a regular polygon (n sides)

