A circular cake has radius 12 cm and height 7 cm.The uniform cross-sec – InterviewSolution

1.	A circular cake has radius 12 cm and height 7 cm.The uniform cross-section of a slice of the cake is a sector with angle 22°The top and the curved surface of the slice, shaded in the diagram, are covered with chocolate.Calculate the area of the slice which is covered with chocolate.
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