How did they figure out the area of a circle is πR²? [video](youtube.com)1 points·by suprjami·قبل 8 أشهر·0 commentsyoutube.comHow did they figure out the area of a circle is πR²? [video]https://www.youtube.com/watch?v=mY_5-KeovKc0 commentsPost comment—