Question

Formula of CSA and TSA of cone. CSA and TSA of hemisphere​

Answer 1

Answer:

CSA of cone = πrl

TSA of right circular cone= πr(l+r)

CSA of hemisphere=2πrsq.

TSA of hemisphere= 3πrsq.

Answer 2

Answer:

csa of cone =πrl

tsa of conr=πr(l+r)

cas if hemisphere=4πr2(sqr)

tsa of hemisphere=2πr2(sqr)+πr2=3πr2

Step-by-step explanation:

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