Mathematics
In each of the following figures, two lines AB and CD are cut by a transversal EF. In each case, find whether AB || CD or not. Give reasons in support of your answer.
(i)

(ii)

(iii)

(iv)

(v)

In each of the following figures, two lines AB and CD are cut by a transversal EF. In each case, find whether AB || CD or not. Give reasons in support of your answer.
(i)

(ii)

(iii)

(iv)

(v)
