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Find the length of the third side. If necessary, round to the nearest tenth.1520Submit AnswerAnswer:

Find the length of the third side. If necessary, round to the nearest tenth.1520Submit-example-1

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In order to find the length of the third side, since we have a right triangle, we can use the Pythagorean Theorem:


\begin{gathered} 20^2=15^2+x^2 \\ 400=225+x^2 \\ x^2=400-225 \\ x^2=175 \\ x=13.23 \end{gathered}

Rounding to the nearest tenth, the length of the third side is 13.2 units.

User SarathSprakash
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