Lista de exercícios do ensino médio para impressão

Select all.

print selected exercises

print selected exercises

The length of the arc $\,\stackrel \frown{AB}\,$, as in the picture, is 22 cm and O is the center of the circle. The perimeter of the circle (circumference) is:

a)

990 cm

b)

67 cm

c)

176 cm

d)

88 cm

e)

none of these answers