Inspired by a popular "[url=https://www.reddit.com/r/gifs/comments/5iwc1g/calculating_the_surface_area_of_a_sphere/]Calculating the surface area of a sphere[/url]" gif.[br][br]Also check out my [url=https://www.geogebra.org/m/cbzg7ghq]Sphere Surface Area #1[/url] GeoGebra construction.