Trigonometry Series - Concepts and Formulas™
Fundamentals (TRG-CF1)

This sheet provides a comprehensive review of all of the most important topics, concepts and formulas in trigonometry fundamentals. Each concept is explained in detail, with detailed illustrations. Unlike charts and notes, this Concepts and Formulas™ sheet answers questions about how to use the concepts - how to actually solve problems with them, it doesn't just list facts and formulas. There is even an example, or two, for each concept, to help you to nail down the central ideas.

Topics Covered:

• Lines and parts of lines
• Angles and parts of angles
• Types of angles
• Angle measurement
• How to convert an angle expressed in decimal degrees to degrees, minutes and seconds
• Unit circles
• Radian measure
• Arc length
• Angle conversions
• Some common angles in radian and degree equivalents
• Sectors of circles
• Areas of sectors
• Angular and Linear velocity