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Find the length of a side of asquare with an area of 71 units².(a)≈8.43(b) ≈ 8.5(c) 7(d) 7.1

Find the length of a side of asquare with an area of 71 units².(a)≈8.43(b) ≈ 8.5(c) 7(d) 7.1
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Find the length of a side of asquare with an area of 71 units².(a)≈8.43(b) ≈ 8.5(c) 7(d) 7.1

User Theja
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Solution:


\begin{gathered} Area\text{ of a square= \lparen length\rparen}^2 \\ 71=l^2 \\ l=√(71) \\ l=8.426 \\ l=8.43\text{ \lparen2 decimal places\rparen} \end{gathered}

Answer = option A

Find the length of a side of asquare with an area of 71 units².(a)≈8.43(b) ≈ 8.5(c-example-1
User Daniel Amitay
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