Level:
Project ID:
1003164502
Accepted:
1
Clonable:
0
Easy:
0
Suppose the points \( A \) and \( B \) are randomly placed on a circle with a radius \( r \). What is the probability that the distance between \( A \) and \( B \) (length of the chord \( AB \)) is at least \( r \)?
\( \frac23 \)
\( \frac13 \)
\( \frac16 \)
\( \frac56 \)
\( \frac12 \)