Which set of side lengths shows similar triangles?
Answer

Triangle ABC : 32, 20, 32; Triangle XYZ: 30, 16, 16

Triangle ABC : 110, 80, 60; Triangle XYZ: 6, 8, 5.5

Triangle ABC : 40, 20, 50; Triangle XYZ: 10, 12.5, 10

Triangle ABC : 30, 30, 60; Triangle XYZ: 15, 15, 30
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