The number that is shown in this image is 10:00.
The big letter N of the poster is an example of a parabola because the line in the middle is going down.
This is an example of parallel lines, they are found above the lockers, and they never touch.
This is an example of perpendicular lines, and they are found inside portable 2.
This is a circle, it’s suppose to be a sticker I just found across the hallway on top of the lockers.
This square is found on a door between the 1st floor on the hallway, and the stairs.
This triangle is found on Portable 2.