Half-Past. Half-past twelve means the same thing as 12:30. The minute hand has moved halfway around the clock.
How do you show half past 12?
Half past: An expression for 30 minutes after a given hour. For example, 12:30 is half past twelve.
What time would it be if it was half past 12?
On the right, the time is half past 12. If the minute hand of the clock is pointing to 6 and the hour hand is pointing to 12, you could say: "It's half past 12." "The time is 12:30."