### Home > A2C > Chapter 11 > Lesson 11.2.3 > Problem 11-76

11-76.

180° − θ reflects θ across the *y*-axis, so tan 160° = −0.3640

360° − θ reflects θ across the *x*-axis.

θ + 360° reflects θ across both axes.

11-76.

180° − θ reflects θ across the *y*-axis, so tan 160° = −0.3640

360° − θ reflects θ across the *x*-axis.

θ + 360° reflects θ across both axes.