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tamaranim1 [39]
3 years ago
11

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

Mathematics
2 answers:
ivolga24 [154]3 years ago
6 0

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

Arlecino [84]3 years ago
6 0
Because the area of a circle equals pi times radius squared and the radius is 3.9 A= 47.78
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