SOLUTION: Find the surface area of a hemisphere given that the radius of the great circle is 6.2 centimeters

Algebra ->  Surface-area -> SOLUTION: Find the surface area of a hemisphere given that the radius of the great circle is 6.2 centimeters       Log On


   

Question 479665: Find the surface area of a hemisphere given that the radius of the great circle is 6.2 centimeters
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Area+=+4pi%2Ar%5E2 for the whole sphere
The round part is half of that.
-----------------------------
If it's a solid, like 1/2 of a melon, the flat surface's area is
pi%2Ar%5E2