Area of an equilateral triangle = √3/4 S2
If S = 16, Area of triangle = √3/4 * 16 * 16 = 64√3 cm2;
What is the are of an equilateral triangle of side 16 cm?
  * 64√6
  * 64√9
  * 64√4
  * 64√3
  * 64√2