4. The angle between hour hand and a minute hand at 7:30 is *
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Answer:
θ = 45°
Step-by-step explanation:
Angle formula
θ = 30H - (11/2)M
Angle between hour hand and minute hand
θ = 30H - (11/2)M
= 30*7 - ( 11/2 ) 30
= 210 - 11*15
= 210 - 165
= 45
so , the angle between hour hand and minute hand is 45°
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