In 12 hours how many times minute hand and hour hand of a clock makes 90° between them or becomes perpendicular to each other?
Note
-When hour hand goes ahead of minute hand.
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
No explanations have been posted yet. Check back later!