Identifying 3D Solids from Given Cross-Sections

Questions

1. MultiChoice

   A 3D solid has circular cross-sections in one direction and rectangular cross-sections in another. What is the solid?

2. MultiChoice

   A 3D solid has circular cross-sections in one direction and triangular cross-sections in another. What is the solid?

3. MultiChoice

   Every cross-section of a 3D solid in ANY direction is a circle. What is the solid?

4. MultiChoice

   Horizontal cross-sections are squares of equal size, and vertical cross-sections are rectangles or squares. What is the solid?

5. MultiChoice

   Horizontal cross-sections are squares that decrease in size towards the top, and vertical cross-sections through the apex are triangles. What is the solid?

6. MultiChoice

   Horizontal cross-sections are triangles of equal size, and vertical cross-sections are rectangles. What is the solid?

7. MultiChoice

   A 3D solid has circular cross-sections of varying sizes parallel to the base, and semi-circular vertical cross-sections through the center. What is it?

8. MultiChoice

   Slicing this solid horizontally produces rectangles of constant size; slicing it vertically produces rectangles. What is the solid?

9. MultiChoice

   If horizontal cross-sections are hexagons of equal size and vertical cross-sections are rectangles, the solid is a:

10. MultiChoice

    Slicing a solid parallel to its base yields a triangle that shrinks to a point at the top. The solid is a:

11. MultiChoice

    A solid whose parallel cross-sections are all congruent pentagons is a:

12. MultiChoice

    If all parallel cross-sections of a solid are congruent circles, the solid must be a: