What is the angle between the hands of a clock at 6:30?
- 0 degree
- 10 degree
- 15 degree
- 20 degree
Explanation
In one hour, the minute hand covers 360∘ and the hour hand covers 30∘.
When the minute hand covers 180∘, the hour hand covers 15∘.
So at 6:30, the minute hand covers 180∘ , and the hour hand covers 195∘.
The angle included between the minute and hour hand at 6:30 is 15∘.
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