\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
Plot the points \(A, B\), and \(C\) with respective affixes \(z_A = -2-i\), \(z_B = 2-i\), and \(z_C = i\).
Conjecture the nature of the triangle \(ABC\).

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