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  • Perplex
    IB Math AIHL
    /
    Voronoi Diagrams
    /

    Problem Bank

    [Maximum mark: 14]

    Four villages are located at ​A(2,2), ​B(8,2), ​C(8,6), ​D(2,9). The perpendicular bisectors of every pair of villages have been drawn on a map. A toxic waste dump is to be constructed between the villages. Two candidate dump sites are the vertices ​P(5, 4)​ and ​Q(4, 5.5).

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    1. Write down the equation of the perpendicular bisector ​[BC].

      [3]

      To earn a crown, get your answer ready before you reveal the options!

    For each site ​P​ and ​Q:

    1. Calculate the distance between the site and the closest village.

      [9]
    2. Hence decide which site is safer for the toxic-waste dump and justify your decision.

      [2]

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