The regular dodecagon and the blue star inside it both have a side length of 1 unit. What is the area of the star? Show puzzle solution The regular dodecagon with side length 1 above is composed of a ...

As part of their first anniversary celebrations, the Museum of Mathematics (MoMath) and about 500 math enthusiasts of all ages proved that New York's iconic Flatiron building is approximately in the ...

With all due respect to Pythagoras, newly uncovered evidence suggests that his famous theorem, used to calculate the lengths of each side of a right triangle, might be 1,000 years older than him. That ...

Pythagoras' theorem can also be used to solve 3D problems. You often need to use Pythagoras' theorem more than once in each problem as we create extra right-angled triangles in the 3D shapes. First ...

Two years ago, a couple of high school classmates each composed a mathematical marvel, a trigonometric proof of the Pythagorean theorem. Now, they’re unveiling 10 more. For over 2,000 years, such ...