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Find the length of the missing ride. ROUND YOUR ANSWER TO THE NEAREST TENTH

Find the length of the missing ride. ROUND YOUR ANSWER TO THE NEAREST TENTH-example-1
User Kimomaru
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Using pythagorean theorem:


\begin{gathered} c^2=a^2+b^2 \\ b=\sqrt[]{c^2-a^2} \\ b=\sqrt[]{19^2-17^2} \\ b=\sqrt[]{72} \\ b\approx8.5 \end{gathered}

Find the length of the missing ride. ROUND YOUR ANSWER TO THE NEAREST TENTH-example-1
User Big Money
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