volume_mute
Circumference – Exact Answer (r = 12 m)
publish date: 2026/05/17 03:18:34.221819 UTC
volume_mute
Find the exact circumference of the circle shown. Leave the answer in terms of \(\pi\).
Correct Answer
\(24\pi\) m
Explanation
Substitute \(r = 12\) into \(C = 2\pi r\):
\[C = 2\pi(12) = 2(12)\pi = 24\pi \text{ m}\]
The exact circumference is \(24\pi\) m.
Reference
Mathematics for college students