Module 5 · Geometry and Measurement
Chapter 25: Circles
Geometry & Trigonometry
7 topics
What this chapter covers
The 7 topics below make up Circles on the Digital SAT. Work through them in order — each one builds toward the SAT-style questions in this chapter's bank.
- 1Radius
- 2Diameter
- 3Circumference
- 4Arc Length
- 5Sector Area
- 6Chords
- 7Tangents
Study material & tests
📚 Concept notes
Worked explanations & SAT examples for every topic above.
Coming soon
🎯 Topic practice
SAT-style questions by topic, with full solutions.
Coming soon
📝 Chapter test
Timed, mixed-difficulty test with instant analysis.
Coming soon