GRE quant quiz question


How to solve this question ?

Plus, its quite annoying that the solution method isn’t mentioned there ? Is there anything I’m doing wrong (this is in the medium difficulty quant quiz 3)

The 25-degree angle (on the circumference) and the angle C (centre) seem to go to the same 2 points, A and B. What can you apply from your foundation to help you figure out Angle C?

From then on, what can you do to estimate the arc length?

Also, please share the URL for the quiz.

You can check the following classes:

Central Angle Theorem

Length of an Arc