Answer :
. . . a circle . . . .
Try this experiment at home:
Take a 3D spherical shape (like a tennis ball, or an orange, etc.)
Next, cut it in half - top to bottom
Finally, lay it on a piece of paper and trace around the perimeter
You should easily see you've just drawn a circle.
Try this experiment at home:
Take a 3D spherical shape (like a tennis ball, or an orange, etc.)
Next, cut it in half - top to bottom
Finally, lay it on a piece of paper and trace around the perimeter
You should easily see you've just drawn a circle.
