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Question Number 36030 by kami last updated on 27/May/18

$$\mathrm{Q}.\mathrm{What}\mathrm{will}\mathrm{be}\mathrm{the}\mathrm{expression}\mathrm{for}\mathrm{area}\mathrm{of}\mathrm{sphere}?$$$$\mathrm{If}\mathrm{the}\mathrm{area}\mathrm{of}\mathrm{cube}\mathrm{is}4\pi {\mathrm{r}}^2.\mathrm{And}\mathrm{all}\mathrm{sides}\mathrm{of}\mathrm{cube}\mathrm{touches}\mathrm{the}\mathrm{sphere}.$$

Commented by Rasheed.Sindhi last updated on 28/May/18

$$\mathrm{What}\mathrm{does}\mathrm{r}\mathrm{represent}\mathrm{to}?\mathrm{Is}\mathrm{it}\mathrm{radius}\mathrm{of}$$$$\mathrm{sphere}?$$

Answered by tanmay.chaudhury50@gmail.com last updated on 28/May/18

$$letsideofcube=L$$$$6L^2=4\mathrm{\Pi }{r}^2$$$$L={\left(\frac{4\mathrm{\Pi }{r}^2}{6}\right)}^{\frac{1}{2}}$$$$whatistheradiusofsphere$$$$plsvlarifythequestion$$$$$$

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