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Use of Algebraic Expressions in Formula of Area of Figures

Area of recta...

Question

Area of rectangle(in $m^{2}$ ) whose length $13$ m and breadth $12$ m is ____ .

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Solution

Length of a rectangle $(l) = 13 m .$
Breadth of a rectangle $(b) = 12 m .$

$\Rightarrow$ Area of a rectangle $= l \times b$
$= 13 m \times 12 m$
$= 156 m^{2}$

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