xtatixx
xtatixx xtatixx
  • 22-04-2020
  • Mathematics
contestada

Need help please. Thank you

Need help please Thank you class=

Respuesta :

iamathing
iamathing iamathing
  • 22-04-2020

Answer:

1) [tex]\frac{8\pi }{3}[/tex] or 8.38

2) [tex]\frac{9\pi }{8}[/tex] or 3.53

3) 4[tex]\pi[/tex] or 12.57

Step-by-step explanation:

The formula for arc length is [tex]2\pi r(\frac{angle}{360})[/tex]

1) 2[tex]\pi[/tex](4)× [tex]\frac{120}{360}[/tex]

2)[tex]2\pi (1.5)[/tex]×[tex]\frac{135}{360}[/tex]

3) [tex]2\pi(3)[/tex]×[tex]\frac{240}{360}[/tex]

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