LamonI139113 LamonI139113

31-10-2022
Mathematics

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How long is the rail? Round your answer tothe nearest tenth.safety rail10 yd90°10 yd

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KimberlyM676490 KimberlyM676490

31-10-2022

We can see that the safety rail is a quarter of circle with radius equals 10yd. So it's lenght is:

[tex]l=\frac{\pi\cdot r}{2}=5\cdot\pi=15.7yd[/tex]

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