In the required rotation field, type the angle to rotate the feature.
Select the feature.
Enter a data point to define the center of rotation.
The feature is rotated.
Reset to finish.
Rotating a feature: Select the feature (1), and define the center of rotation (2).
Result of rotating and copying a feature 180° with Selected Feature Only: Off (left) — the feature, plus its hole and blend features, is copied. | On (right) — only the underlying slab is rotated and copied, not its hole and blend features.