[tex]v=w\cdot r\\ \\v: velocidad\ lineal\\ \\w: velocidad\ angular\\ \\r: radio-->[ 55cm=0,55m=\frac{55}{100}] \\--------------------- \\w=800\frac{rev}{min}\cdot\frac{2\pi rad}{1rev}\cdot\frac{1min}{60s}\\ \\w=\frac{80\pi}{3}[\frac{rad}{s}]\ sustituimos\ en\ la\ formula\ de\ "v"\\ \\v=\frac{80\pi}{3}\cdot0,55=\frac{80\pi}{3}\cdot\frac{55}{100}\ simplificamos\ un\ poco\ y\ nos\ queda[/tex]
[tex]v=\frac{44\pi}{3}[\frac{m}{s}]\approx46,08[\frac{m}{s}][/tex]
