if the triangle ABC in the question 7 above is revolved about the side 5cm, then find the volume of the solid so obtained. find also the ratio of the volumes of the two solids obtained in question 7and8.
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Answer Expert Verified. On revolving the right angle d ⃤ ABC along the side 5 cm, we get a cone of radius(r)= 12 cm, height(h) 5 cm, and slant height(l) =13 cm will be formed. In the previous question , the volume V2 obtained by revolving ∆ABC about the side 12 cm
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