Penelope7969 Penelope7969
  • 10-11-2017
  • Mathematics
contestada

A soccer ball, which has a circumference of 70.0 cm, rolls 14.0 yards in 3.30 s .

Respuesta :

shanaebadgleyoxeokh shanaebadgleyoxeokh
  • 14-11-2017
14 yards = 1280.16 cm 

1280.6cm/70cm/rot=18.288 rotations 

3.55s/18.288 rots =.428 s/rot 

2pi/.428 s/rot = angular speed = 14.68 rad/s

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