Question

find the circumference of the circle below. use your calculators version of pi. round your answer to the nearest tenth.

Explanation:

Step1: Identify the circle's radius

From the grid, the circle has a radius $r = 2$.

Step2: Use circumference formula

The formula for circumference is $C = 2\pi r$. Substitute $r=2$:
$C = 2\pi \times 2 = 4\pi$

Step3: Calculate and round

Use calculator $\pi$: $4\pi \approx 12.566$, round to nearest tenth.

Answer:

12.6