How cool is trigSine and cosine of an angle defined using the unit circle. Think about that. You can determine every point along that Unit Circle knowing the radius and using Sin and cosine of that angle. (1)
Spherical trigonometryA spherical triangle is a shape created on a sphere's surface by three great circle arcs meeting at each of its three vertices pairwise. A few important facts regarding spherical triangles are: -The sides are not lines; rather, they are the arcs of... See More » (1)
Fermat's Last TheoremIs you ever want to see an amazing math story. This one is about the brilliant Andrew Wiles For over 350 years, some of the greatest minds of science struggled to prove what was known as Fermat's Last Theorem—the idea that a certain simple equation... See More » (1)