jedellecelestin4 jedellecelestin4
  • 09-04-2021
  • Mathematics
contestada

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Respuesta :

surjithayer10otahza surjithayer10otahza
  • 09-04-2021

Answer:

84

Step-by-step explanation:

reqd. area=outer area-inner area

=20*15-18*12

=300-216

=84 square inches

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