Triangle Xyz Has Sides Xy 3 Yz 4 And Xz 5 If Angle Y Is A Right Angle And Side Y

Triangle XYZ has sides XY = 3″, YZ = 4″, and XZ = 5″. If angle Y is a right angle, and side YZ is opposite angle X, what is the tan of angle X? Express your answer as a decimal to three significant digits.

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