Angles and Their Measures

Angles and Their Measures

This module introduces basic notions of angles and their measures.

Learning Objectives:

  • Terminology of angles
    • Acute, obtuse, straight, reflexive angles
    • Complementary and supplementary angles
    • Coterminal Angles
    • Negative and positive angles
  • Angle Measurement – Degree and Radians
    • Decimal degrees and Degree-Minute-Second system
    • Definition of π
    • Central Angle and Radian Measure
    • Degree – Radian Conversion
  • Sector, arc length, area
  • Angular speed and linear speed, and applications
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