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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