A fancy restaurant put out small dishes of butter at each table. They divided 7/8 of a pound of butter evenly and filled 7 dishes. How much butter did they put in each dish.

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle