4 ms·He said a cube of 1.8m, not 1.8m3 - he means 1.8m x 1.8m x 1.8m, making it easier to visualise :)by corin_ 14y agoHe said a cube of 1.8m, not 1.8m3 - he means 1.8m x 1.8m x 1.8m, making it easier to visualise :)