Question

In the adjoining figure, ∆ABC is an isosceles triangle with AB=AC=b cm ,BC=a cm and AD is perpendicular to BC is made to revolve about AD. write a formulae to the height of the cone so formed in terms of a and b

Answer 1

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Answer 2

(a/2)^2 +h^2=b^2
h=√b2-(a/2)^2
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