For ten points, name this branch of mathematics, named from the Greek for its primary focus of measuring triangles, in which special functions like sine and cosine are used.
In this field of mathematics, the unit circle can illustrate how the Pythagorean identities work. Functions used in this branch of mathematics often prefer inputs of (*) radians, rather than degrees. For ten points, name this branch of mathematics, named from the Greek for its primary focus of measuring triangles, in which special functions like sine and cosine are used.
In this field of mathematics, the unit circle can illustrate how the Pythagorean identities work.
trigonometry