It has one flat face if its 2 dimensional. It has 6 flat faces if it is 3 dimensional.
The answer is - a cone.
A Cone
A cone.
face
A hemisphere
Just the one square flat face.
The answer is - a cone.
A Cone
A cone.
face
A hemisphere
A face.
It has 5 flat faces because there are 4 flat faces at the top and 1 flat face at the bottom.
It could be a semi-sphere but mostly it's a cone.
Cone.
One flat face and one curved face.
a cone