+3 votes
in Class 11 by kratos

The circular wire of radius 7 cm is cut and bend again into an arc of a circle of radius 12 cm. The angle subtended by an arc at the centre of the circle is ............

1 Answer

+4 votes
by kratos
 
Best answer

Given the diameter of circular wire = 14 cm. Therefore, length of wire = 14π cm. Hence,

Required angle = Arc/Radius = 14π/12 = 7π/6 radian

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