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In a triangle XYZ, the lengths of the sides XY and XZ equal 17.5 cm and 9 cm respectively. Let W be a point on the line segment YZ such that YZ is perpendicular to XW. If XW = 3 cm, then what is the radius (in cm) of the circle circumscribing the triangle XYZ?
17.05
27.85
22.45
26.25

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