circle chord bisection
Check the final answer first, then review the worked steps.
Problem
circle chord bisection
Step-by-step solution
A perpendicular from the center of a circle to a chord bisects the chord. Since $AC = 6.7$, then $AB = 2 \times AC = 2 \times 6.7 = 13.4$.
Answer
13.4 \text{ units}