Find the circumference of a circle whose radius is $3 ext{ m}$. Round off your answer to the nearest tenth, if necessary. Use $3.14$ or $\frac{22}{7}$ for $\pi$.

Question

Find the circumference of a circle whose radius is $3	ext{ m}$. Round off your answer to the nearest tenth, if necessary. Use $3.14$ or $\frac{22}{7}$ for $\pi$.

Quizlet Admin · Accepted Answer

The circumference (C) of a circle is $2\pi$ times the radius $r$:

$$
C=2r\pi
$$

Substitute radius of this circle.
 
$C\approx2\cdot3\cdot3.14\approx18.84\approx18.8$

The circumference of the circle is about $18.8$ m.

Find the circumference of a circle whose radius is $3\text{ m}$ . Round off your answer to the nearest tenth, if necessary. Use $3.14$ or $\frac{22}{7}$ for $\pi$ .

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Related questions

Find the circumference of a circle whose radius is 3 m3\text{ m}3 m. Round off your answer to the nearest tenth, if necessary. Use 3.143.143.14 or 227\frac{22}{7}722​ for π\piπ.

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Related questions

Find the circumference of a circle whose radius is $3\text{ m}$ . Round off your answer to the nearest tenth, if necessary. Use $3.14$ or $\frac{22}{7}$ for $\pi$ .