# How do you find trigonometric ratios of 30, 45, and 60 degrees?

##### 2 Answers

The trigonometric ratios for

#### Explanation:

Both

The

For all triangles the Pythagorean Theorem is used to compute the "missing" side length.

If remember that

and their reciprocals.

Then, for example:

etc.

The other answer is fine. I'll just point out that once the student has internalized these Two Tired Triangles of Trig (30/60/90 and 45/45/90) they're done. If you review the trig questions here you'll find the vast majority use just these triangles.