Question: What is the length of the arc of a circle with a radius of 7 cm that subtends an angle of 60 degrees at the center?

Options:

1. 7π/3
2. 14π/3
3. 7π/6
4. 14π/6

Correct Answer: 7π/3

Solution:

Arc length = (θ/360) * 2πr = (60/360) * 2π(7) = (1/6) * 14π = 7π/3 cm.