# NIELIT 2019 Feb Scientist D - Section D: 11

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What will be area of the rhombus with equations of sides $ax \pm$ $by \pm c$ = $1$ ?

1. $\frac{3c^{2}}{ab}$sq. units
2. $\frac{4c^{2}}{ab}$sq. units
3. $\frac{2c^{2}}{ab}$sq. units
4. $\frac{c^{2}}{ab}$sq. units

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