Question

Determine the radius of the spherical wedge whose volume 12 m3 with a central angle of 1.80 radians.

Answer 1

$V_{wedge} = \frac{2}{3} R^3 \theta_{rad}$

$V_{wedge}=12m^3$

$\theta_{rad}=1.80$

so we will get

$\frac{12\times3/2}{1.80}=R^3$

$R=2.15443\space answer$