Monday, July 14, 2025

💥 Q 55 Prep 3 Geometry Question Bank T1

Right-Angled Triangle Proof
Given points \( A(-1, -1) \), \( B(2, 3) \) and \( C(6, 0) \), prove that triangle ABC is right-angled at B.
  \( m_{AB} \times m_{BC} = -1 \)

△ABC is right-angled at B


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