Calculate the hieght of the cones by using Solid angle?

[arslion]

Calculate the hieght of the cones by using Solid angle? plzz help

Homework Statement

Calculate the hieght of the cones by using Solid angle?

Homework Equations

d(omega)

The Attempt at a Solution

what can i do in that question???

 

[kuruman]

Nothing much with that information. You can have two cones with the same solid angle and different heights if one is scaled, say, to be twice as large as the other.