Half-cylinder 25121
How much sheet metal do we use to produce a gutter pipe in the shape of a hollow half-cylinder 20 m long and 16 cm wide if we count 8% for bending and welding?
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- solid geometry
- cylinder
- surface area
- planimetrics
- circle
- area of a shape
- rectangle
- basic functions
- percentages
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