In this animation, we see what the “polygonal sine” looks like for [the square, the hexagon, the triangle and the heart. The polygon is such that the inscribed circle has radius 1.

Our heart and lungs circulate oxygen throughout our blood vessels to keep cells alive. At the center of the circulatory system is the heart, which works with the lungs to constantly keep the body ...

Your heart is an essential organ in your body. It functions as a muscle that pumps blood nonstop and sends oxygen and nutrients to other organs.

Function Of Helical Band In Heart Detailed Date: December 3, 2008 Source: California Institute of Technology Summary: Scientists have created images of the heart's muscular layer that show, for ...

However, it's still hard to get an intuitive sense of the relationship between the circle and the trigonometric functions and the triangles. That all changes with animated GIFs.