Generally speaking, they are approximately cuboid. Having said that, my sharpener has a slightly narrower (pinched) middle. And lots of erasers and sharpeners for younger children come in all sorts of weird and wonderful shapes.
cupboards,bricks,toothpaste box,oven and eraser
a box is good for cuboid
The base of a cuboid is a rectangle.
The cross-section of a cuboid is unified in the shape of a square or a rectangle.
the shape of a cuboid can be used in designing buildings.
cupboards,bricks,toothpaste box,oven and eraser
A cuboid ? :L
Where the pencil shavings come out of, get a pointed pencil and put it in and pick it out!
a cuboid is a 3 dimensional shape
You have to take apart the pencil sharpener (once unplugged), or you can go to a repair shop to let an employee fix it for you.
a box is good for cuboid
A small eraser is about one inch long.
A cuboid is 100% of a cuboid and 0% of any other shape.
The base of a cuboid is a rectangle.
Approximatively a parallelepipedal
Because CUBOID it is a name given to a certain kind of solid shape.
There is no special name since the resulting shape depends on the original shape. For example, a cuboid will remain a cuboid, a cube will become a cuboid.