state gov DDA Junior Secretariat Assistant (JSA) Mock Test 2023 Quantitative Aptitude Mensuration Plane Figures
ABC is an equilateral triangle with side 12 cm. What is the length of the radius of the circle inscribed in it ?
1
2\(\sqrt{3}\) cm
2
8\(\sqrt{3}\) cm
3
4\(\sqrt{3}\) cm
4
6\(\sqrt{3}\) cm