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Mathematics

Arcs, sectors, and coordinate circles

Connect central angles to circle measurements and coordinate equations.

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Where this chapter sits in the course

Lessons

Chapter 19 of 25 · 6 short lessons · 26 min
  1. 1Radian measure4 min
  2. 2Arc length4 min
  3. 3Sector area4 min
  4. 4Equations of circles4 min
  5. 5Constructing circle equations4 min
  6. 6Challenge: Arcs, sectors, and coordinate circles6 min

What you'll learn

  • Calculate arc lengths and sector areas
  • Relate circle equations to centers and radii

Your plan from this chapter

It follows the course from here, at your pace, with reviews before you forget.

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