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Miscellaneous·2025·Easy

ABC is an equilateral triangle and AD is the altitude on BC. If coordinates of A are (1, 2) and D are (-2, 6), then what is the equation of BC?

ABC is an equilateral triangle and AD is the altitude on BC. If coordinates of A are (1, 2) and D are (-2, 6), then what is the equation of BC?

Options

  1. a.

    3x + 4y - 18 = 0

    Correct answer
  2. b.

    4x + 3y - 1 = 0

  3. c.

    4x - 3y + 26 = 0

  4. d.

    3x - 4y + 30 = 0

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