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प्रश्न
The area of a rectangular plot is ` 462m^2` and is length is 28 m. Find its perimeter.
उत्तर
Area of the rectangular plot=` 462m^2`
`"Length" (l) =28m`
`"Area of a rectangle"="Length"(l)xx"Breath"(b)`
=`462=28xxb`
⇒`b=16.5 m`
Perimeter of the plot = `2(l+b)`
=`2(28+16.5)`
=`2xx44.5`
=`89m`
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