SAT Math · Domain 4 of 4
Geometry and Trigonometry
Geometry and Trigonometry covers area and volume, angles and triangles, right triangle trigonometry and circles. It makes up about 15% of the Math section, around 5 to 7 questions. The test gives you a reference sheet of formulas, so the skill that matters is knowing which one to use and when.
About 15% of SAT Math5 to 7 questions4 skillsFree, no sign-up
Hi, I’m Io. Start with area and volume. Each lesson builds on the one before.
Tap Io
The 4 Geometry and Trigonometry skills
Every skill has an interactive lesson with a challenge at the end, plus a topic drill with worked explanations, drawn from the same question bank as the diagnostic.
- Area and volume
- Lines, angles and triangles
- Right triangles and trigonometry
- Circles
Drill the whole domain
A timed topic drill mixes questions from every Geometry and Trigonometry skill, with a worked explanation after each answer. For a gap that needs hands-on help, a tutor who took the SAT recently can work through it with you one to one.