The arrow shown points 90° clockwise from the reference direction. If it rotates 90° anticlockwise (counter-clockwise), which of the following matches?
- A. ✓
- B.
- C.
- D.
Explanation: Rotating 90° anticlockwise from 90° brings it back to 90 − 90 = 0°, the starting direction — option A.
Class 6 IMO Mathematics Olympiad practice · Visual & Spatial Reasoning · Shape Rotation Sequences
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