Two circles are drawn with the same centre. The radius of the longer circle is 10 cm and radius of the smaller
circle is 4 cm. Find the area between the two circles.
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Answer:
area of big circle=πr²=22/7×100=314.2
area of small circle=πr²=22/7×16=50.2
area between the two circles=314.2-50.2=264
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