my question is:
"prove that the volume of a frustrum of a sphere of height h and end radii r1 and r2 ,is 3.14h(3(r12+r22)+h2)/6."
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Here's a good explanation. http://jwilson.coe.uga.edu/EMT725/Frustum/Formulas.html
I have tried to get the required answer by subtracting the volume of two hemispheres from the volume of the sphere,but didn't got it. if u can please help me once more,i'll be thankful to u.
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