If you go to Wells Fargo and apply for a home loan, for example, they will conduct a thorough examination of your credit and financial background. They do this to determine whether or not you're a good candidate for a loan. As a whole, this process is referred to as mortgage underwriting, and it has many steps.
Definition of cosine for English Language Learners. geometry : the ratio between the long side (called the hypotenuse) and the side that is next to an acute angle in a right triangle.
Law of Cosines. The Law of Cosines is a theorem which relates the side-lengths and angles of a triangle. It can be derived in several different ways, the most common of which are listed in the proofs section below. It can be used to derive the third side given two sides and the included angle.