Question

The diameter of a circle is 8.2 cm .find its radius
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Answer 1

Answer:

is 4.1

Step-by-step explanation:

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Answer 2

$Hence, \: diameter = 2 \times radius \\ \\ ∴d = 2r \\ \\∴ 8.2 = 2r \\ \\∴ r = \frac{8.2}{2} \\ \\∴ r = 4.1</p><p>$