1.

A blacksmith has a rectangular iron sheet 10 ft long. He has to cut out 7 circular discs from this sheet. What is the minimum possible width of the iron sheet if the radius of each disc is 1 ft?

Answer»

`2SQRT3 FT`
`(2+sqrt3) ft`
`(3+sqrt2) ft`
`(2+2sqrt3) ft`

ANSWER :B


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