A hemispherical bowl made of steel is of 1 cm thickness. the inner radius of the bowl is 6 cm. Find the Tsa of the bowl in terms of pie.
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Answer:
147π
Step-by-step
r = 6 cm + 1cm(thickness) = 7cm
TSA of the bowl = 3πr*r
= 3*π*7*7 = 147π
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