Civil Services APPSC Group I Services Prelims Mock Test Series 2025 Quantitative Aptitude Mensuration Plane Figures
If the perimeter of an equilateral triangle is 36 units, then its area is (in square units):
1
\(\quad 144 \sqrt{2}\)
2
\(\quad 36\sqrt{2}\)
3
\(\quad 144 \sqrt{3}\)
4
\(\quad 36\sqrt{3}\)