Let X, Y, and Z be points on a circle. Let line XY and the tangent to the circle at Z intersect at W. If WX = 4, WZ = 8, and WY is perpendicular to WZ, then find YZ.

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Let X Y and Z be points on a circle Let line XY and the tangent to the circle at Z intersect at W If WX 4 WZ 8 and WY is perpendicular to WZ then find YZ Please class=