4th Class Mathematics Geometry Question Bank Geometry

  • question_answer 13) The perimeters of square P and rectangle Q are equal. Find the breadth of rectangle Q.

    A)  6 cm                           

    B)  8 cm               

    C)  4 cm               

    D)         2 cm

    Correct Answer: C

    Solution :

    Perimeter of square P = 4 \[\times \]side \[=\text{ }4\times 6=24\]cm Perimeter of rectangle Q = 2 (Length + Breadth) = 2 (8 + Breadth) We are given Perimeter of P = Perimeter of Q \[\Rightarrow \]24 = 2(8 + Breadth) \[\Rightarrow \]\[24=16+2~\times \]Breadth \[\Rightarrow \]2 \[\times \] Breadth = 8 \[\Rightarrow \]Breadth = 4 cm

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