In a trapezium ABCD, AB | | DC and DC = 2AB. EF | | AB, where E and F lie on BC and AD respectively such
that . Diagonal DB inter...
5554-333+45=?+2525
11/12/14/3
18*4-3*8/2*6=
2-²=
304x26
$\sqrt{3}$
(83) -9 (-21)
h=18/7+5h/7
