If `A(-2, -1), B(a, 0), C(4, b) and D(1, 2)` are the vertices of a parallelogram, find the values of a and b.

Of A(-2,-1), B(a ,0), C(4, b) and D(1,2) are the vertices of a parallelogram, find the values of a and b .

Of (-2,-1),B(a,0),C(4,b) and D(1,2) are the vertices f a parallelogram,find the values of a and b.

If A(-2,-1),B(a ,0),C(4, b)a n d D(1,2) are the vertices f a parallelogram, find the values of a and b

If A(-2, -1) B(a, 0) C(4, b) and D(1 , 2) are the vertices of a parallelogram. Find a and b

If A(-2,-1),B(p,0),C(4,q) and D(1,2) are the vertices of a parallelogram, find the values of p and q.

If A(-2,-1)B(a,0)C(4,b) and D(1,2) are vertices of a parallelogram find the values of a and b

If (-2 , -1) , (a , 0) , (4 , b) and (1 , 2) are the vertices of a parallelogram then a = ....

Points A(3, 1), B(5, 1), C(a, b) and D(4, 3) are vertices of a parallelogram ABCD. Find the values of a and b.