Lista de exercícios do ensino médio para impressão
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:
circle with short arc AB 45 deg
a)
990 cm
b)
67 cm
c)
176 cm
d)
88 cm
e)
none of these answers

 



answer: Answer (C)
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