andrew123124 andrew123124

16-08-2020
Mathematics

contestada

The radius of a circle is 3.9 cm. What is the area of the circle? Use pi = 3.14

Respuesta :

16-08-2020

Answer:

A ≈ 47.759 cm²

Step-by-step explanation:

A = πr²

A = (3.14)(3.9)²

A = (3.14)(15.21)

A ≈ 47.759 cm²

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ashley7873 ashley7873

16-08-2020

because the area of a circle equals pi times radius squared and the radius is 3.9 A= 47.78

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