SAT Math · Geometry and Trigonometry
SAT Lines, Angles, and Triangles Practice
Use angle relationships, parallel lines, congruent and similar triangles to find missing lengths and angles.
About These Questions
There are 102 official questions for this skill in the College Board question bank: 40 easy, 29 medium and 33 hard. 77 are multiple choice and 25 are student-produced responses, where you type your own answer. Each one has the official answer and explanation.
Tips for Geometry and Trigonometry
- Use the SAT reference sheet for area, volume and special right triangles instead of memorizing everything.
- Draw and label the figure, even when one is given, and mark every length you know.
- Remember that sin x = cos(90° − x), and that a circle's equation shows its center and radius.
Common Questions
What do SAT Lines, Angles, and Triangles questions test?
Use angle relationships, parallel lines, congruent and similar triangles to find missing lengths and angles. It is part of Geometry and Trigonometry in SAT Math.
How many SAT Lines, Angles, and Triangles practice questions are there?
102 official questions from the College Board question bank: 40 easy, 29 medium and 33 hard. 77 are multiple choice and 25 are student-produced responses, where you type your own answer.
Do these questions have explanations?
Yes. Each one has the official answer and explanation, and you can check your answer instantly.
How do I get better at SAT Lines, Angles, and Triangles?
Use the SAT reference sheet for area, volume and special right triangles instead of memorizing everything. Draw and label the figure, even when one is given, and mark every length you know.
Related Skills
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