Find the Missing Point of Parallelogram | Driver Code ; coordinates of A ; coordinates of B ; coordinates of C
< ? php $ ax = 5 ; $ ay = 0 ; $ bx = 1 ; $ by = 1 ; $ cx = 2 ; $ cy = 5 ; echo $ ax + $ cx - $ bx , " , ▁ " , $ ay + $ cy - $ by ; ? >