Using such an equilateral triangle in the Vitruvian Man drawing helps produce a specific ratio – 1.64 – between the size of the square and the circle in the artwork.

An equilateral triangle “hidden in plain sight” within Leonardo’s notes could be a clue to his construction method, which laid the foundation for the drawing’s proportional choice, says Rory Mac ...

Hidden triangle The paper describes a hidden detail in the Vitruvian Man, namely an equilateral triangle between the man's legs referenced in da Vinci's notes for the drawing.

This shape matches one found in modern anatomy known as "Bonwill's triangle", which explains how human jaws work in the most efficient way, he says. The imaginary equilateral triangle is formed by ...

Convicted killer in love triangle murder sentenced to life with possibility of parole The API failed to deliver the resource.

The Weimar triangle, in bringing together three key member states – crucially including from Central Europe – can both symbolically and practically strengthen European foreign and security policy.

Brooke Shields celebrated her 60th birthday on Saturday, May 31 by stripping down to a tiny black triangle bikini. See the vacation photos, here.

Ever noticed the small triangle window in your car? Learn what it’s called and the surprising purpose it serves in vehicle design.

Henry Dudeney, a self-taught English mathematician and puzzle columnist, asked his readers to dissect an equilateral triangle into the smallest number of pieces that could be rearranged into a square.

This large, nearly equilateral triangle is composed of three of the brightest stars in the sky, each belonging to its own constellation.

The vehicle proceeded northwest “as it rotated in a counter-clockwise orientation across the parking lot of a business” before entering a pond and submerging.