Respuesta :

Answer:

K = ( (pi)^2 * n^2 * m * r^2 ) / t^2

Explanation:

=(1/2)Iw^2

I = moment of inertia= (1/2)mr^2

w = angular speed = 2(pi)n/t

By substitution, we have

K = ( (pi)^2 * n^2 * m * r^2 ) / t^2