A square and an equilateral triangle. The square is folded as shown. What is the angle α?

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## Solution

The angle α is 45°.

## Video

Please find here the video solution: Video: Folding to pyramid.

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- Post author By Rik D. Tangerman
- Post date May 1, 2024
- No Comments on Folding to pyramid

A square and an equilateral triangle. The square is folded as shown. What is the angle α?

Scroll down for a solution to this problem.

The angle α is 45°.

Please find here the video solution: Video: Folding to pyramid.