Question

3. In a trapezium ABCD, E and F be the midpoints
of the diagonals AC and BD respectively. Then,
EF = ?
(a) 1/2AB
(b) 1/2CD
(c) 1/2(AB+CD)
(d) 1/2(AB-CD)​

Answer 1

the answer is

EF = 1/2 (AB-CD)