• 130°

  • 115°

  • 125°

  • 140°


Angle traced by hour hand per minute = (1/2)o тИ┤Angle traced by hour hand in 8h 20 min = ( 8 x 60 + 20) ├Ч 1/2 = 250┬░ Again, angle traced by minute hand per minute = 6┬░ тИ┤ again traced by minute hand in 20 min = 20 ├Ч 6┬░ = 120┬░ Therefore required angle = (250┬░ - 120┬░) = 130┬░

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