A semi-olympic pool is 25 meters long by 12.5 meters wide with a depth of between 1.2 and 1.6 meters.
50m for full Olympic pool. 25m for half of a Olympic pool
There is no such thing
100cm by 200cm
Neither. Say, "25 metre pool".
A pool table does not have a semi-circle. Only the snooker table has a semi-circle.
The pool is standard Olympic size: 50 meters The pool is standard Olympic size: 50 meters
FINA sets the standards for the size of Olympic pools. The volume of an Olympic-size swimming pool is 660,430 gallons or 88,287 cubic feet.