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Wwwwwwwwwwwwwwwwwwwwwwwwww
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Wwwwwwwwwwwwwwwwwwwwwwwwww

Wwwwwwwwwwwwwwwwwwwwwwwwww-example-1
User Knuckles The Echidna
by
8.3k points

1 Answer

5 votes

Answer:

84

Explanation:

reqd. area=outer area-inner area

=20*15-18*12

=300-216

=84 square inches

User Hopia
by
8.3k points
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