Teaching NVS TGT 2024 Test Series Quantitative Aptitude Mensuration Solid Figures

The curved surface area (CSA) and the total surface area (TSA) of a hemisphere whose radius is 7 cm are: 

1
CSA – 350 cm2 ; TSA – 500 cm2 
2
CSA – 320 cm2 ; TSA – 480 cm2 
3
CSA – 412 cm2 ; TSA – 544 cm2
4
CSA – 308 cm2 ; TSA – 462 cm2
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