44+ Tan Formula For Right Triangles. For a given angle θ each ratio stays the same no matter how big or small the triangle is. In a formula for every trigonometry function such as tan, there is an inverse function that works in reverse.
In case you need it, here is the triangle angle calculator, and the right triangle angle and side calculator.
As we remember from basic triangle area formula, we can calculate the area by multiplying triangle height. The formula for tan always returns a numeric value. The other two some rules/guidelines for trigonometry of right triangles. The three sides of the right triangle relate to each other as shown.