In the diagram, a square ABCD has a side with a length of 6cm. Circular arcs of radius 6cm are drawn with centres B and D. What is the area of the shaped region in sq.cm.?
A
18π
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B
36π
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C
18π−24
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D
18π−36
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Solution
The correct option is C18π−36 area of sector BAC=9π area of sector DAC=9π required area = sum of area of two sectors - area of square =(9π+9π)−36=18π−36