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NEST2012MathematicsArea Under Curves

In the figure, PQRS is a square of side length 12 and XPQ is a traingle constructed on Q R outwardly such that X Q=X R . If area of the figure P Q X R S is 192 , then area of the figure (PRX) lies between

Options

  1. A50 and 60.
  2. B60 and 70.
  3. C70 and 80.
  4. D80 and 90.

Correct answer

D. 80 and 90.

Step-by-step solution

No solution available.

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