Question

prove that the quadrilateral formed by joining in order the mid point of sides of parallelogram is a parallelogram​

Answer 1

Answer:

Step-by-step explanation:

Proof: Let ABCD be a quadrilateral and length of its side AB is 2a. Let us choose origin of rectangular cartesian co-ordinates at the vertex A and x-axis along the side AB and AY as the y-axis. Then, the co-ordinates of A and B are (0, 0) and (2a, 0) respectively. ... Hence, the quadrilateral JKLM is a parallelogram