1.

A parallelogram is cut by two set of n parallel lines, parallel to the sides of the parallelo-gram. The number of parallelograms formed is

Answer»

`(""^(N +2)C_(2))(""^(n+2)C_(2))`
`(""^(n)C_(2))(""^(n+1)C_(2))`
`(""^(n)C_(2))(""^(n+2)C_(2))`
`(""^(n)C_(2))(""^(n)C_(2))`

ANSWER :A


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