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Find the length of the third side. If necessary, write in simplest radical form.10V19
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Find the length of the third side. If necessary, write in simplest radical form.10V19

Find the length of the third side. If necessary, write in simplest radical form.10V-example-1
User Michael Coleman
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1 Answer

7 votes

Using the Pythagorean theorem


a^2+b^2=c^2

solve for the side


\begin{gathered} a^2=c^2-b^2 \\ a=\sqrt[]{c^2-b^2} \\ a=\sqrt[]{10^2-(\sqrt[]{19})^2} \\ a=\sqrt[]{100-19} \\ a=\sqrt[]{81} \\ a=9 \end{gathered}

User Mark Scheel
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