Question

Calcule el valor de L

Answer 1

$l = 12 \alpha \\ \frac{l}{12} = \alpha$

$\alpha = \frac{6\pi - l}{6}$

$\frac{l}{12} = \frac{6\pi - l}{6} \\ l = 12\pi - 2l \\ 3l = 12\pi \\ l = 4\pi$