and
are two parallel lines intersected by another pair of parallel lines p and q (see figure). Show that
.
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and
are two parallel lines intersected by another pair of parallel lines p and q (see figure). Show that
.
AD and BC are equal perpendiculars to a line segment AB (see Figure). Show that CD bisects AB.
In quadrilateral ACBD, AC=AD and AB bisects
(see figure). Show that
. What can you say about BC and BD?
In figure, the side QR of
is produced to a point S. If the bisectors of
and
meet at point T, then prove that
.