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Which shape can represent a two dimensional cross section of a sphere.

User Stgtscc
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. . . 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.
User Aniket Sharma
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