The figure shows line , , and intersecting to form angles numbered , , , , , and . All three lines lie in the same plane. Based on the figure, which of the individual statements would provide enough information to conclude that line is perpendicular to line ?
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∠2 = 90°
∠6 = 90°
∠3 = ∠6
∠1 + ∠4 = 90°
∠4 + ∠5 = 90°
