Trig help please?? i need help?

If the side opp. 30 = x, then the side opp. 60 = x3^(1/2). Therefore, if the side opp. 60 is 6, then the side opp. 30 is 6/[3^(1/2)]. Since the hypotenuse is always 2x, the hypotenuse = 12/[3^(1/2)].