Similar Triangle Investigation 4

This example demonstrates the dynamic investigation of similar triangles. It involves core math concepts like trigonometry, angles, percentages, and hypothesis testing. Construction highlights include using Polygon and Angle commands with objects A, B, C, t1, c, a, b, D, E, F, t2, f, d, e, α, β, γ, δ, ε, ζ. Suitable for high school mathematics teaching and geometric construction learning.