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Mathematics, 21.09.2019 02:40 megamorph

In a quadrilateral abcd,
ab

dc
and
ad

bc
. find the perimeter of δcod if the diagonals of the quadrilateral intersect each other at point o and ac = 20 in, bd = 20 in, ab = 13 in.

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In a quadrilateral abcd,
ab

dc
and
ad

bc
....
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