### Home > GC > Chapter 10 > Lesson 10.1.3 > Problem 10-29

10-29.

Which arc has greater

**measure**:and ? Explain. They are similar. Both are the intercepted arc of central angle

. Which arc has greater

**length**? Explain how you know.We already know that both share the same central angle. Which one has a larger radius?

Both arcs have the same measure.

has greater length. If

and, find the length of. Show all work. Arc

is a fraction of a circle with a radius ofand a circumference of . Therefore, the length of

.