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

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

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User Mrjoltcola
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2 Answers

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because the area of a circle equals pi times radius squared and the radius is 3.9 A= 47.78
answered
User JLDiaz
by
7.4k points
4 votes

Answer:

A ≈ 47.759 cm²

Explanation:

A = πr²

A = (3.14)(3.9)²

A = (3.14)(15.21)

A ≈ 47.759 cm²

answered
User Syre
by
8.2k points
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