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23-04-2020
Mathematics

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The diameter of a circle is 9 centimeters. Find the area to the nearest tenth.

Respuesta :

Hrishii Hrishii

23-04-2020

Answer:

63.6 square cm

Step-by-step explanation:

[tex]d = 9 \: cm \implies \: r = 4.5 \: cm \\ area \: of \: circle \\ = \pi {r}^{2} \\ = 3.14 \times ( {4.5})^{2} \\ = 3.14 \times 20.25 \\ = 63.585 \\ = 63.6 \: {cm}^{2} \\ [/tex]

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