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QUESTION
In △ABC, AD and BE are the angle bisectors of ∠A and ∠B and DE ║ AB . Find the length of DE if perimeter of ABDE is 30 cm and AB = 12 cm.
In △ABC,
AD
and
BE
are the angle bisectors of ∠A and ∠B and
DE
║
AB
. Find the length of
DE
if perimeter of ABDE is 30 cm and AB = 12 cm.
