1.

In the following diagram the larger pentagon constitutes a smaller pentagon at the centre. Each side of the larger pentagon is known to be S. (##AHT_SKV_QCT_C12_E07_094_Q01.png" width="80%"> what would be the diagonal of the smaller pentagon?

Answer»

`(7-2sqrt5)S`
`(3(sqrt5-2))/2S`
`((sqrt5-1))/2 S`
none of these

Answer :C


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