2. Sample Papers
  3. NTSE

NTSE Sample Paper NTSE SAT Practice Test-9

  • question_answer
    Polygon in which the sum of interior angles is equal to half the sum of the exterior angles is a

    A) Pentagon                      

    B) Hexagon

    C) Quadrilateral     

    D) None of these

    Correct Answer: D

    Solution :

    [d] If n be the number of sides of the polygon, then           \[(2n-4)\times 90{}^\circ =\frac{1}{2}\times 360{}^\circ \] \[\Rightarrow \,\,(2n-4)=2\,\,or\,\,n=3\] \[\therefore \] Polygon is a triangle


You need to login to perform this action.
You will be redirected in 3 sec spinner