Here, the time is 7:20 or or
Angle traced by hour hand in 12 hours =
Angle traced by hour hand in 1 hour =
Angle traced by hour hand in =
Angle traced by minute hand in 60 minutes =
Angle traced by minute hand in 1 minute = =
Angle traced by minute hand in 20 minutes =
∴ The required angle between the hour hand and minute hand =