Right Triangle Trigonometry

What is the trick to remembering trigonometry functions (sin, cos, tan)?

What is tanθ?

What is tanθ?

What is secθ? Hint: it's \frac{1}{\cosθ} (pronounced secant)

What is cscθ? Hint: it's \frac{1}{\sinθ} (pronounced cosecant)

What is sinθ? What is theta (θ)?

What is cscθ? Hint: it's \frac{1}{\sinθ} (pronounced cosecant)

What is secθ? Hint: it's \frac{1}{\cosθ} (pronounced secant)

What is cotθ? Hint: it's \frac{1}{\tanθ} (pronounced cotangent)

What is cosθ?

What is cosθ?

The pythagorean theorem is a²+b²=c² and it is used to find the missing side of a right triangle.

What is sinθ?

What is cotθ? Hint: it's \frac{1}{\tanθ} (pronounced cotangent)

What does theta (θ) represent in this picture?

What is sinθ?

What is cosθ? What is theta (θ)?

What is the missing side of this triangle? Use calculator if needed.