Constructing the Dodecahedron

Geometry Level 3

A construction of a regular dodecahedron is shown in the attached animation. If the edge length is 10 units, what is the altitude of the dodecahedron ? i.e. what the distance between two opposing faces ? (Correct to two decimal places)

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Constructing the Dodecahedron

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100 Day Summer Challenge

Constructing the Dodecahedron

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.