Can I get help on which option matches the question?

    choose the correct definition for  extremo.  a.  end      b.  extra      c.  extract      d.  eventual 

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Determine if the equation defines y as a function of x: 2xy = 1. yes o no