Area of an equilateral triangle = √3/4 S2
If S = 12, Area of triangle = √3/4 * 12 * 12 = 36√3 cm2;
What is the are of an equilateral triangle of side 12 cm?
Options:
1: 64√5
2: 64√9
3: 64√4
4: 36√3
5: 64√2