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Ramu and his three brothers owned an agricultural land of quadrilateral shape. They fenced its boundary with a thick metallic wire. Later on, they divided

the land in 4 parts by fixing a thin wire along its diagonals. Which of the two wires (thick or thin) was of lar ger length and why?
can u specify which quadrilateral?


  • jdj
  • Helping Hand
In a triangle sum of two sides is greater than the third side
consider a quad abcd   draw a diagonal ac =>ab+bc>ac and cd+da>ac
=> ab+bc+cd+da>2ac
similarly ab+bc+cd+da>2bd
=> 2(ab+bc+cd+da)>2(ac+bd)
=> ab+bc+cd+da>ac+bd
=> perimeter of quad abcd>sum of the diagonals
thick wire is of larger length
1 2 1
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