Exploring the mid point theorem.

GeoGebra Commands & Parameters

1. Segment(B, A) → a
2. Segment(A, C) → b
3. Segment(C, B) → c
4. Midpoint(A, B) → D
5. Midpoint(A, C) → E
6. Segment(E, D) → d
7. Angle(A, D, E) → α
8. Angle(D, B, C) → β