6.3 Proving Quadrilaterals are Parallelograms Theorems Theorem 6.6: If both pairs of opposite sides of a quadrilateral are congruent, then the quadrilateral is a parallelogram.…
6.3 Proving Quadrilaterals are Parallelograms Theorems Theorem 6.6: If both pairs of opposite sides of a quadrilateral are congruent, then the quadrilateral is a parallelogram.…