3 o' clock
6 o'clock
9 o' clock
12 o'clock
Twice.
twice an hour, at the 15 minute mark and 45 minute mark.
twice if you're looking for exact right angles
24 times
The hands of the clock will form a straight line 12 times.
Twice.
twice an hour, at the 15 minute mark and 45 minute mark.
It's not 16 times! The answer is 44 times!
twice if you're looking for exact right angles
At nine o'clock and three o'clock
in a half day it occur or happens 22 times
22
925
24 times
The hands of the clock will form a straight line 12 times.
At one time, a clock would make 4 right angles. But looking at it many times, you will feel that it makes not 4 but more than 4. App infinite.
22 times.