two hemispheres of radius 7cm are joined face to face..find the area of the solid so formed.
two hemispheres of radius 7cm are joined face to face..find the area of the solid so formed.
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I think it should be 4πr^2
Since both hemisphere are joined face to face so they form a complete sphere.
So area =4×π×49
Answer:
Step-by-step explanation:
Therefore,
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