please solve this question no. 21
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[tex]<h2>MasterJi<h2>[tex)]
surface area of sphere = 4πr^2
=4*22/7*5*5=314.28
since it is five times that of cylinder
314.28=2πrh
314.28=2*22/7*4*4*h
314.28=157.14*h
314.28/157.14=h. ---------->2
so height is 2cm
hope it help you❤️❤️❤️❤️
surface area of sphere = 4πr^2
=4*22/7*5*5=314.28
since it is five times that of cylinder
314.28=2πrh
314.28=2*22/7*4*4*h
314.28=157.14*h
314.28/157.14=h. ---------->2
so height is 2cm
hope it help you❤️❤️❤️❤️
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