When given the radius and angle, learn how to find the arc length

The video tutorial explains how to find the arc length of a circle segment. It starts by introducing the problem and emphasizes the importance of using radians. The teacher demonstrates converting degrees to radians using a conversion ratio and then calculates the arc length by multiplying the radius with the angle in radians. The tutorial concludes with tips on ensuring correct units and using radians for calculations.

What is the first step to convert degrees to radians?

What is the conversion ratio used to convert degrees to radians?

How do you find the arc length using the angle in radians?

What is the approximate arc length when the radius is 7 centimeters and the angle is 30 degrees?

Why is it important to know the unit of measure when calculating arc length?