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Home > A2C > Chapter 11 > Lesson 11.2.3 > Problem 11-76
11-76.
Use reference angles, the symmetry of a circle, and the knowledge that tan(20°) ≈ 0.3640 to write three other true statements using tangent.
360° − θ reflects θ across the x-axis.
θ + 360° reflects θ across both axes.