Предмет: Математика, автор: севинчахмедова

помогите пожалуйста номер 1484 плиз!!!заранее спосибо

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Автор ответа: Соломлон

0

s1=a*b=10.7*6.5
=69.56 см'2

s2=a'2
a= кор(69.56)=8.4 см

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