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.
If angle A is an acute angle in a right triangle, the cosine of A is the length of the side adjacent to angle A, divided by the length of the hypotenuse of the triangle. We often abbreviate this as cos A = (adjacent)/(hypotenuse). A cross section is the face you get when you make one slice through an object.