The points(-1,0),(3,1),(2,2),(x,y)taken in order are the ... by alisha the points(-1,0),(3,1),(2,2),(x,y)taken in order are the vertices of parallelogram.find the values of x and y Rate This Question! Flag Abuse  Not Good  Ok  Good  Excellent   Returning users, just enter your email: txtEmailID  First time users, enter the following information:   Screen name: Email: Password:   I agree with Terms & Conditions.