Similar triangles

  • △A⁢B⁢C∼△A′B′C′
  • A′B′A⁢B=B′C′B⁢C=A′C′A⁢C=k
  • Area′Area=k2

The board is kept in this browser only, like your other boards. On any board, the Library button adds this too.

More in Geometry