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World 5 · Pythagoras in 3D · 8 min · PRO

Distance in space

The 3D distance formula

PRO · Shape Lab

World 5: Pythagoras in 3D is part of PRO

The first world of Shape Lab is free. PRO opens the other 14 lessons in 4 worlds — simulations, quizzes and all.

  • Across the floor
  • Corner to corner
  • Four curves from one cone
  • Eccentricity
  • Hyperbolas and the tip
PRO includes
  • All 26 labs — every world, every lesson
  • Practice exams and certificates

$8.33/mo, billed yearly ($99.99) · or $39.99 monthly

Unlock Shape LabTry the free world
← Corner to cornerFour curves from one cone →

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