Explore the world of trigonometry by mastering right triangles and their applications, understanding and graphing trig functions, solving problems involving non-right triangles, and unlocking the power of …

Not only are right triangles cool in their own right (pun intended), they are the basis of very important ideas in analytic geometry (the distance between two points in space) and trigonometry.

This unit introduces you to the foundational geometry and trigonometry skills you'll need on the SAT Math test, starting with more basic examples. We suggest leveling up each skill with exercises and …

This unit prepares you for the fundamental geometry and trigonometry skills you'll need for the SAT Math test. Work through the entire lesson for a skill, or take the quiz to cover the whole skill at once.

Not only are right triangles cool in their own right (pun intended), they are the basis of very important ideas in analytic geometry (the distance between two points in space) and trigonometry.

This unit covers the hardest geometry and trigonometry questions on the SAT Math test. We suggest leveling up each skill with exercises and quizzes, and then taking the unit test to raise your mastery …

Unit 13: Trigonometry Special right triangles Introduction to the trigonometric ratios Solving for a side in a right triangle using the trigonometric ratios Solving for an angle in a right triangle using the …

Practice Trigonometric ratios in right triangles Get 3 of 4 questions to level up!

Let's extend trigonometric ratios sine, cosine, and tangent into functions that are defined for all real numbers. You might be surprised at how we can use the behavior of those functions to model real …

This unit tackles the medium-difficulty geometry and trigonometry questions on the SAT Math test. We suggest leveling up each skill with exercises and quizzes, and then taking the unit test to raise your …