SSC Delhi Police Constable 2025 Mock Test Series (New) Quantitative Aptitude Mensuration Solid Figures
The radius of a right circular cone is 2.1 cm and its height is 2.8 cm. The total surface area of the cone is: (Take π = 22/7)
1
23.1 cm2
2
46.2 cm2
3
18.48 cm2
4
36.96 cm2