Flashcards › Theorems: Parallelograms

Opposite _________ of a parollelogram are equal. sides Opposite __________ of a parallelogram are congruent. angles ___________ angles of a parallelogram are supplementary. consecutive If a parallelogram has one __________ __________, then it has four ___________ ____________. right angle; right angles lol A ___________ of a parallelogram divides it into two ______________ triangles. diagonal; congruent The diagonals of a parallelogram __________ each other. bisect If both pairs of ___________ sides of a quad are equal, then it is a parallelogram. opposite If both pairs of opposite________ of a quad are equal, then it is a parallelogram. angels If all pairs fo Consecutive angles of a quadrilateral are _____________, then it is a parallelogram. supplementary If one par of oppoiste sides of a quad is both ________ and __________ then it is a parallelogram, equal, parallel If the diagonals of a quad ____________ each other, then it is a parallelogram. bisect Theorems about parallelograms...self explanator...