You can think of these trig functions as a sort of "lookup table." You put in some value for an angle, and it returns the ratio of sides for a triangle. That's it. There are also inverse trig ...

For a right-angled triangle, follow these steps to calculate ... answer to opposite ÷ adjacent (in this example, 5/7). tan⁻¹ is the inverse function of tan. The tan⁻¹ function takes the ...

Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles ... Each trigonometric function also has an inverse that can be used to find an ...