Question

find the area and volume of a glass tumbler(c s a +area of base)

Answer 1

$\underline{\underline{\mathfrak{\Large{Solution:}}}}$



CSA of glass tumbler=CSA of frustum
=π(r1+r2)l------------(1)

Where l=√{h^2+(r1-r2)^2}

Base of tumbler=πr1^2---------(2)

Adding (1) and (2).
Total surface area of tumbler
=π(r1+r2)l+πr1^2


$Hope this helps#$

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