Question 12E and F are respectively the mid-points of the non-parallel sides AD and BC of a trapezium ABCD, Prove that EF||AB and EF=12(AB+CD).

Question 12E and F are respectively the mid-points of the non-parallel

1.	Question 12E and F are respectively the mid-points of the non-parallel sides AD and BC of a trapezium ABCD, Prove that EF\|\|AB and EF=12(AB+CD).
Answer» Question 12 E and F are respectively the mid-points of the non-parallel sides AD and BC of a trapezium ABCD, Prove that $E F \| \| A B a n d E F = \frac{1}{2} (A B + C D)$ .