the outer radius =12cm of each inner circle =6cm pie=3.14
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do all the number multiply an youwill get the answers
deepakdudi:
no
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required area=π( R^2-r^2)
=3.14(12^2-6^2)
=3.14(12+6)(12-6)
=3.14×18×6
=3.14×108
=339.12cm^2
=3.14(12^2-6^2)
=3.14(12+6)(12-6)
=3.14×18×6
=3.14×108
=339.12cm^2
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