Question

1. diagonal cross section of a cylinder
2. cross section parallel to the base of a cone
3. shape created when a semi-circle is rotated about the y-axis
4. diagonal cross section through the widest part of a sphere
5. perpendicular cross section of a cone


a. sphere
b. triangle
c. great circle
d. ellipse
e. circle

it's matching

Answer 1

3 sphere

Answer 2

Do you know anymore? @david111

Answer 3

1 elipse

Answer 4

5 triangle

Answer 5

2 circle

Answer 6

and 4 last but not least great circle