Question

Find the area of a circle, whose radius is:2.1m​

Answer 1

Answer:

A=πr2

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

$area = \pi \: r {}^{2} \\ \frac{22}{7} \times 2.1 \times 2.1 \\ 22 \times .3 \times 2.1 \\ 13.86m {}^{2} \: \: ans.$