CBSE /Class 9
Maths MCQ Based On Surface area of sphere and hemisphere
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CBSE Class 9 Maths Surface area of sphere and hemisphere
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Find the internal volume of the spherical tank and subtract this volume from the external volume of the spherical tank.
find ratios
The volume of sphere = \\((\\frac{4}{3}\\pi r^3)\\)
Draw the cylinder in the same ratio
Draw the cylinder of the given size
volume of hemisphere
d=2r
Find the surface area of the given cage.
find radius first
\\(\\prod \\) = 3.14
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