ycsyb8zyj9 ycsyb8zyj9

21-03-2022
Mathematics

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The formula A=3.14(R^2-r^2) , for R=45 mm and r=38mm , is ?

Respuesta :

chibabykalu16 chibabykalu16

21-03-2022

Answer:

1,824.34

Solving steps:

=> A=3.14(R² -r²)

=> 3.14(45² - 38²)

=> 3.14(2025 - 1444)

=> 3.14(581)

=> 1,824.34

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