group.transformation => [75, 0.0, 0.0, 0.0, 0.0, 75, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 6, 0.0, 0.0, 1.0]
group.transformation => [1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0]
Curious issues with relative/global vertex positions - Developers / Ruby API - SketchUp Community