Answer
$AC\lt AB$
Work Step by Step
We know that $\overline{AC}$ is a chord and that $\overline{AB}$ is a diameter. Therefore, $\overline{AC}$ must be shorter than $\overline{AB}$.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.