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The area of a square field is 5184 . Find the area of a rectangular field , whose perimeter is equal to the perimeter of the square field and whose length is twice of its breadth |
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Answer» Step-by-step explanation: GIVEN: area of square =5184m 2
∴ Side of square =
=72m The PERIMETER of square =4×72=288m Let breadth of rectangle =xm ∴ LENGTH of rectangle =2xm Now, perimeter of rectangle= Perimeter of a square ⇒2(l+b)=288m ⇒2(2x+x)=288 ⇒x= 6 288
=48m ∴ Length =2×48=96m, Breadth =48m Therefore area of rectangle =l×b=96×48=4608m 2 |
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