Slicing 3D Figures Worksheet
Explore how different 3D figures can be sliced to reveal 2D cross-sections.
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Slicing 3D Figures
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Read each question carefully and answer to the best of your ability. For questions involving slicing 3D figures, imagine cutting the figure with a plane and describe the 2D shape that results from the cut.
1. What 2D shape is formed when you slice a rectangular prism parallel to its base?
Triangle
Circle
Rectangle
Square
2. If you slice a cylinder perpendicular to its base, what 2D shape is revealed?
Oval
Rectangle
Circle
Triangle
3. A slice through a sphere will always result in a .
4. If you slice a square pyramid through its apex and perpendicular to its base, the cross-section will be a .
5. It is possible to slice a cube and get a triangular cross-section.
True
False
6. A cone can be sliced to produce a circular cross-section.
True
False
7. Describe two different ways you could slice a rectangular prism to get a rectangular cross-section.
8. What 2D shape would you get if you sliced a triangular prism parallel to its triangular bases?
9. Consider the cube below. If you slice it diagonally from one top corner to the opposite bottom corner, what shape is the cross-section? Draw it in the box provided.