Six Minutes Past Eight

Weekly Problem 45 - 2007
What is the obtuse angle between the hands of a clock at 6 minutes past 8 o'clock?
Exploring and noticing Working systematically Conjecturing and generalising Visualising and representing Reasoning, convincing and proving
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What is the obtuse angle between the hands of a clock at 6 minutes past 8 o'clock?

 

If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.