I bet you didn't know these interesting facts: What do
you call the inverse function of the exponential function? It is the logarithmic
function. Do you know the radium of a unit circle? The answer is 1 and one.
Why is important that someone on this planet understands the geometry
of a triangle?
Well, you use it all the time but often don't notice it and when
you develop a deeper understanding of triangles a tremendous wealth
of information opens to you.