Question

19.
The
line
segments
joining
the
midpoints
M
and
N
of
parallel
sides
AB
sides
AB
and
DC
.
Prove
that
AD
=
BC
.
and
DC
respectively
of
a
trapezium
ABCD
is
perpendicular
to
both
the
-
20. The bisectors of zB and <C nf​

Answer 1

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