lambda

In Î”ABC if points D,E,F are taken on sides BC,CA,AB respectivaly so that BD/DC=CE/EA=AF/FB=n/1....and areaÎ”DEF/areaÎ”ABC=Î»/[2(n²-n+1)/(n+1)²]

find Î»

1 Answers

Î»=1/8
(Hint: For objective version of this problem, put n=1
then you get areaÎ”DEF/areaÎ”ABC=1/4
or 2Î»=1/4)

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