SOLUTION: A cast iron pipe has the following description:
Open at both ends.
14 ft. long.
External diameter; 7 in.
Internal diameter; 6 in.
Find surface area and volume.
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Question 1105466: A cast iron pipe has the following description:
Open at both ends.
14 ft. long.
External diameter; 7 in.
Internal diameter; 6 in.
Find surface area and volume.
Unsure how to solve. Non-homework.
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
Both end-surfaces:
Inner curved surface:
,
Outer curved surface:
The SUM:
, in square inches
-
Note that I did not do the Volume part.
The way to do both the area, and the volume, is to either know or lookup the formulas, and directly use them. You can do that yourself. If you do not KNOW the volume formula for a cylinder, then look for it in your book.
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