Circles have different angle properties, described by a number of theorems. This is one of two guides on circle theorems, with this guide covering the following: the angle subtended by an arc at the ...

I'm working on modernizing a massive property description the describes the entire perimeter of a city by transiting through two points.<BR><BR>I can easily calculate where these two points are on a ...

Calculating the traverse that represents a parcel can benefit significantly from something that is not properly taught: The use of azimuths. What is an azimuth? It is a horizontal angle of a line, ...