Find the surface area of sphere and hemi sphere with radius 7cm
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The surface area of sphere = 4π×r×r
The surface area of sphere=4×3.14×7×7
The surface area of sphere=615.44 m^2
The surface area of hemisphere =2×π×r×r
The surface area of hemisphere=2×3.14×7×7
The surface area of hemisphere=307.72m^2
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The surface area of sphere=4×3.14×7×7
The surface area of sphere=615.44 m^2
The surface area of hemisphere =2×π×r×r
The surface area of hemisphere=2×3.14×7×7
The surface area of hemisphere=307.72m^2
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