Chapter 11: Answers to Selected Exercises Last updated Mar 4, 2023 Save as PDF 10.4: Chapter Summary and Review 11.0: Triangles and Circles Page ID122905 Katherine YoshiwaraLos Angeles Pierce College ( \newcommand{\kernel}{\mathrm{null}\,}\) 11.0: Triangles and Circles11.1: The Trigonometric Ratios11.2: Laws of Sines and Cosines11.3: Trigonometric Functions11.4: Equations and Identities11.5: Radians11.6: Circular Functions11.7: More Functions and Identities11.8: Vectors11.9: Polar Coordinates and Complex Numbers