Mathematics · Geometry and Mensuration
Four identical incompressible spheres of radius 1 unit are placed on a flat horizontal plane such that their centers form a square of side 2 units. A fifth identical sphere is stacked on top of them, resting symmetrically in the depression formed by the base four spheres. What is the total vertical height of this pyramidal structure?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13
- 22 + √2✓
- 32 + √3
- 42 + √2
Correct answer
2 + √2
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