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The circumference of a circle is 19π ft. What is the area, in square feet? Express your answer in terms of \piπ

Sagot :

chibabykalu16

Answer:

1134.1 [cm²]

Step-by-step explanation:

A=πr2

Circle area = π * r² = π * 361 [cm²] ≈ 1134.1 [cm²]

π ≈ 3.14159265 ≈ 3.14

d = r * 2 = 19 [cm] * 2 = 38 [cm]

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