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10 votes
Can someone please help me with this question

Can someone please help me with this question-example-1

1 Answer

7 votes

Area = pi x r^2

R is radius which is 1/2 the diameter


r = 18/2 = 9


area = 3.14 x 9^2

Area = 254.34 mm^2

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User Jaustin
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