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SURFACE AREA OF SPHERE

Ramakrishna Dhooli
19/12/2018 0 0

SURFACE AREA OF SPHERE:-

If, the radius of a sphere=r                         Sphere

Then,

SURFACE AREA OF SPHERE=4πr2

Ex;-

If, radius of a sphere=r=14cm

SURFACE AREA OF SPHERE=4πr2

                                       =4x(22/7)x14x14

                                        =4x22x2x14

                                         =2464cm2  

 

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