Posted by Kurt on October 08, 2002 at 10:32:06:
In Reply to: Show your work .. starting from step (3)..stating where do you get lost (n/t) posted by Subhotosh Khan on October 08, 2002 at 08:30:17:
3) Now for the smaller cone, The base is made out of circle whose circumference is AB (what is the length of
AB if mAOB = T). From that you can get the area of the base(A_1). The height of the cone is R. So the volume of
the small cone (V_1)=1/3*R*A_1
This is what I cannot do. I don't understand.