1.

Area =100 cm2 find its perimeter of square​

Answer»

\textrm{Area of Square = Side $\times$ Side}

\longrightarrow\textrm{100 cm$^2$ = Side $\times$ Side}\longrightarrow\textrm{Side = $\rm{\sqrt{100 \:cm^2}}$ = 10 cm}

\textrm{Perimeter of Square = 4 $\times$ Side}

\longrightarrow\textrm{Perimeter of Square = 4 $\times$ 10 cm = 40 cm}


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