Geometry and Calculus Integration Example

This example dynamically demonstrates angle changes on a straight line, integral calculations, and logarithmic function graphs, revealing relationships between geometric quantities and function properties. Core concepts include angle measurement, straight line equations, integral applications, logarithmic function characteristics, random variable distributions, exponential function models, and centroid calculation. GeoGebra commands used in construction are Line, Point, Segment, Intersect, and Angle. Suitable for high school students and math enthusiasts to understand the integration of function graphs, geometric transformations, and calculus applications.