Question

What is a sphere made up of?

A. two flat surface and one curved surface
b. circular cross section
c. two curved surfaces and a flat curface
d. the great circle

Answer 1

In my opinion, the correct answer among the choices listed above is option B. A sphere made up of many circular cross sections. When you cut through a plane at any angle or side, you will see that the plane made will always be a circle.