A clock is started at noon. by what angle has the hour hand turned at 15 minutes past 8
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Explanation:
Angle traced by hour hand in 12 hrs = 360º.
Angle traced by hour hand in 8 hrs 15 mins = 360/12 × 8×60+15/60= 360/12 ×495/60=247.5 °
Angle traced by hour hand in 12 hrs = 360º.
Angle traced by hour hand in 8 hrs 15 mins = 360/12 × 8×60+15/60= 360/12 ×495/60=247.5 °
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