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Posted on September 18, 2019September 18, 2019 by Gianni Sarcone

A curious right triangle

The sides of a pentagon, hexagon, and decagon, inscribed in congruent circles, form a right triangle.

CategoriesCuriosity, Experiments, Geometry, Numbers Tagscongruent circles, dodecagon, hexagon, pentagon, right triangle

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About Archimedes Lab

Mental activities and tutorials that enhance critical and creative thinking skills.

Our expertise lies in delivering engaging educational and entertaining content to book and magazine publishers. In addition, we specialize in creating innovative thinking games and visually appealing materials for various applications, including recreation, culture, and advertising.

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Our Recent Educational Books

Eye Bogglers
Ultimate Eye Twisters
Eye Bogglers
ISBN 1780970749
Ultimate Eye Twisters
ISBN 1783124482
Fantastic Optical illusions
Illusion playing cards
Fantastic Optical Illusions
ISBN 178739235X
Illusion d'Optique playing card deck
Optical illusions
You can't possibly color this
Optical Illusions
ISBN 1682973395
You can't possibly color this!
ISBN 1633223515
Impossible Folding Puzzle and Other Mathematical Paradoxes
Hidden Picture Puzzles
Impossible Folding Puzzles
ISBN 0486493512
Hidden Picture Puzzles
ISBN 1623540380
How To Draw Incredible Illusions
Amazing Optical Illusions
How To Draw Incredible Illusions
ISBN 1623540607
Amazing Optical Illusions
ISBN 1787391639

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Art, Math & Creativity

Captivating Content & Resources:

  • For Publishers & Syndication Agencies
  • Workshops for All Ages!
  • Visual Math Posters Available!

Discover our Online Activities:

  • Extensive Puzzles Archive
  • Optical Illusion Gallery
  • Tutorial to Create your own Puzzle
  • Numberopedia, Dive into Number Fun!

Contact Us:

[email protected]

 

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Mental activities and tutorials that enhance critical and creative thinking skills

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