Chapter 3: Geometry Last updated Dec 25, 2024 Save as PDF 2.9: Percents 3.1: Types of Angles and Degree Measure Page ID174257 ( \newcommand{\kernel}{\mathrm{null}\,}\) 3.1: Types of Angles and Degree Measure3.2: Vertical, Alternate, and Corresponding Angles3.3: Triangles3.4: The Triangle Sum and Triangle Inequality Theorems3.5: The Pythagorean Theorem, Distance Formula, and Midpoint Formula3.6: Similar Triangles3.7: Special Triangles3.8: An Introduction to Circles and Their Basic Properties3.9: Common Areas3.10: Common Volumes3.11: Other Common Geometric Shapes