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Cube-in-a-Sphere Illusion
A cube is inside a sphere and a sphere is inside a cube. The sphere in the cube seems to be larger even if the two spheres are equal. Move the two figures together and vary the plot range to see that the spheres are equal.
Contributed by:
Sándor Kabai
THINGS TO TRY
Rotate and Zoom in 3D
SNAPSHOTS
RELATED LINKS
Square-in-a-Circle Illusion
(
Wolfram
MathWorld
)
PERMANENT CITATION
Sándor Kabai
"
Cube-in-a-Sphere Illusion
"
http://demonstrations.wolfram.com/CubeInASphereIllusion/
Wolfram Demonstrations Project
Published: June 26, 2008
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Related Topics
3D Graphics
Optical Illusions
Polyhedra
Recreational Mathematics
Puzzles and Recreations: Intermediate
School Puzzles and Recreations
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Related Curriculum Standards
US Common Core State Standards, Mathematics
1.G.A.2
K.G.A.1
K.G.A.2
K.G.B.4
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