Mathematics, 05.07.2019 09:00, alanflores40
B.) calculate the perimeter of a square whose area is 56.25cm^2 ? (3 marks).
Answers: 1
![\bf \textit{area of a square}\\\\ A=s^2~~ \begin{cases} s=length~of\\ \qquad a~side\\[-0.5em] \hrulefill\\ A=56.25 \end{cases}\implies 56.25=s^2 \implies \sqrt{56.25}=s\implies 7.5=s](/tpl/images/0053/5091/f10a6.png)
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B.) calculate the perimeter of a square whose area is 56.25cm^2 ? (3 marks)....
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