What's New
fixed compatibility issues for iOS 11.
App Description
Form a polygon by plotting points and reducing the figure until all exterior angles converge around one point. Using alegebraic and geometric applications, you will discover that the sum of the exterior angles of regular and nonregular convex polygons is always 360°.
App Changes
- June 17, 2014 Initial release
- June 15, 2019 New version 1.3.2