find the perimeter of an equilateral triangle whose area is equal to area of the triangle with sides 21cm 16cm 13cm.
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area of second triangle is 60*root3
area of any equailateral triangle is root3/4*sides^2 on equating we get side is equal to 16*root15
therefore perimeter is equal to 16*root15
area of any equailateral triangle is root3/4*sides^2 on equating we get side is equal to 16*root15
therefore perimeter is equal to 16*root15
Saurabhsingh12345:
sorry answer is 12*root15
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