Because lines and curves form objects
Because lines and curves form objects
Plane
A rectangular cuboid
Plane
Plane
the population will exhaust the food supply
It's a disc (or disk).
The ray
An object with a clean and distinct shape, such as a geometric figure or a clear outline, will make the best shadow. Objects with sharp edges and a good contrast between light and shadow tend to create the most defined shadows.
A sphere is the best choice.
A sphere
scalene acute