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UPSC NDA I 2018 Mathematics Solved Paper

Consider the following information for the next three (03) items that follow:

Three sides of a trapezium are each equal to

6 \,\mathrm{cm}

. Let

\alpha \in \left(0, \;\frac{\pi}{2}\right)

be the angle between a pair of adjacent sides.

[NDA I 2018]

Question : 77 of 120

Marks: +1, -0

Solution: 👈: Video Solution

Fourth side

=6+6=12

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