if the points A (-4,-2) B(3,-5) C(3,2) and D(2,a)form a parallelogram,find the value of "a" and the height of the parallelogram taking ABas base
if the points A (-4,-2) B(3,-5) C(3,2) and D(2,a)form a parallelogram,find the value of "a" and the height of the parallelogram taking ABas base