defence exam BSF Constable (Tradesmen) 2023 Mock Test Quantitative Aptitude Mensuration Solid Figures
A solid sphere of diameter 5.6 cm is cut into two equal halves. What will be the increase in the total surface area?
1
42.92 cm2
2
54.62 cm2
3
37.56 cm2
4
49.28 cm2