Question

Area of hemisphere is 2πr² (or) 3πr².
Which one is the correct answer?​

Answer 1

Answer:

area of hemisphere which one total surface area or C.S.A

Step-by-step explanation:

HEMISPHERE TSA IS 3PIERSQUARE

HEMISPHERE CSA IS 2PIERSQUARE

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Answer 2

Answer:TSA=3πr²

CSA=2πr²