Theorem 8.3 Class 9 If each pair of opposite sides of a quadrilateral is equal, then it is a parallelogram.
Theorem 8.3 Class 9 If each pair of opposite sides of a quadrilateral is equal, then it is a parallelogram.
Theorem 8.3 Class 9 If each pair of opposite sides of a quadrilateral is equal, then it is a parallelogram.