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A square has a diagonal length of 5 cm. The area of the squareiscm2. Round answer to the nearest tenths ifneeded.

A square has a diagonal length of 5 cm. The area of the squareiscm2. Round answer-example-1

1 Answer

6 votes

\begin{gathered} \text{Diagonal}=5\operatorname{cm} \\ \text{Area}=(D^2)/(2) \\ \\ \text{Area}=((5cm)^2)/(2) \\ \\ \text{Area}=\frac{25\operatorname{cm}^2}{2} \\ \\ \text{Area}=12.5\operatorname{cm}^2 \\ \text{The area of the square is 12.5 cm }^2 \end{gathered}

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User MarMat
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