meredith48034
meredith48034 meredith48034
  • 08-03-2022
  • Mathematics
contestada

find a lengthy search. Do not round. Part 1. NO LINKS!! ​

find a lengthy search Do not round Part 1 NO LINKS class=

Respuesta :

zsm2800 zsm2800
  • 08-03-2022

Answer:

9) 14π cm

11)  7π cm

Step-by-step explanation:

9) 2π * 8 * 315/360 = 14π cm

11) 2π * 14 * (π/2)/(2π) = 7π cm

Answer Link
Аноним Аноним
  • 30-05-2022

We need length of arc

#9

  • Ø=360-315=45°

So

L=

  • 45/180×π(8)
  • 1/4×8π
  • 2πcm

#11

  • L=Ø/180×πr

L

  • 90/180×π(14)
  • 14π/2
  • 7πcm

Answer Link

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