UPSC NDA II 2015 Mathematics Solved Paper

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Question : 61 of 120

Marks: +1, -0

The area of the square,one of whose diagonals is 3

∧

i

+4

∧

i

is

[NDA II 2015]

12 square unit
12.5 square unit
25 square unit
156⋅25 square unit

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