1.

Find the angle between the hour hand and the minute hand of a clock when 3.25.

Answer»

Angle traced by the hour hand in 12 hours = 360° 

Angle traced by it in three hours 25 min (ie) 41/12 hrs =(360*41/12*12)° = 102*1/2° 

Angle traced by minute hand in 60 min. = 360°. 

Angle traced by it in 25 min. = (360 x 25 )/60= 150° 

Required angle = 1500 – 102*1/2°= 47*1/2°



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