### Home > A2C > Chapter 12 > Lesson 12.3.2 > Problem 12-151

12-151.

Where is the tan *θ* undefined? Use the unit circle to support your answer. Homework Help ✎

Where is cosθ = 0?

12-151.

Where is the tan *θ* undefined? Use the unit circle to support your answer. Homework Help ✎

Where is cosθ = 0?