a circle
A rectangle.
when you cut a pentagon in half you create a trapizoid
a hemisphere
You get a hemisphere.
a circle
If the cylinder is cut in half along the side it is still a cylinder. If the cylinder is cut in half along one of the circular faces it is a horizontal cylindrical segment, which would look like a pig trough not hollowed out.
Another cylinder
How do you get volume in cubic feet from from a height of 5.5 feet in a half circleThe answer depends on whether the shape is a hemisphere or a cylinder cut in half along its axis.
No.
A barrel vault is a structure that spans an open area. It is a ceiling that is like half of a cylinder. Take a soup can and cut it in half from the top to bottom, and then look inside. The shape is that of a barrel vault.
A rectangle.
An ellipse or a rectangle, depending on how you cut it.
A circle !
Half a sphere is a hemisphere or the shape of a ball cut in half.
when you cut a pentagon in half you create a trapizoid
a hemisphere