SOLUTION: Silos are watertight and airtight structures typically used for storing and making silage. Silage is fermented grain used as feed for livestock. On the right is a picture of one t

Algebra ->  Surface-area -> SOLUTION: Silos are watertight and airtight structures typically used for storing and making silage. Silage is fermented grain used as feed for livestock. On the right is a picture of one t      Log On


   

Question 907428: Silos are watertight and airtight structures typically used for storing and making silage. Silage is fermented grain used as feed for livestock. On the right is a picture of one type of silo. The shape is a hemisphere on top of a cylinder. The diameter of the silo is 10 feet. The height of the silo is 30 feet.
a. Although this silo does not need to be painted, what is the area of the surface you would paint if you painted this silo? Justify your solution.


how do i solve this problem??
Found 2 solutions by solver91311, ewatrrr:
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Calculate the lateral surface area of the cylindrical part. Calculate the surface area of the hemisphere part. Add the two areas.

John

My calculator said it, I believe it, that settles it

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

.

Side Surface  = 2pi%285ft%29%2830ft%29+=+300pi



top: %281%2F2%294pi%285ft%29%5E2+=+50pi



350%2A3.14ft%5E2, the area of surface you would paint if you painted this silo