If \( A_{1} A_{2} \ldots A_{18} \) is a regular polygon, then number of ways in which a quadrila...

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If \( A_{1} A_{2} \ldots A_{18} \) is a regular polygon, then number of ways in which a quadrilateral can be formed with the help of vertices of given polygon, such that no side of quadrilateral is a side of given polygon,
(a) 1365
(b) 2016
(c) 3060
(d) 715
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