The length of an edge

Question

The length of an edge of a hollow cube open at one face is `sqrt(3)` metres . what is the length of the largest pole that it can accommedate ?

Options:

A . `sqrt(3) `metres

B . 3 metres

C . `3sqrt(3)`metres

D . `3/sqrt(3)` metres

Answer: Option B

Required length = Diagonal = `sqrt(3) a = (sqrt(3) xx sqrt(3))` m = 3 m.

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