a right triangle whose sides are 3cm and 4cm (other than hypothesis)is made to revolve about its hypotenuse .Find the volume and surface area of the double cone so formed.(choose the value of π as found appropriate)
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Step-by-step explanation:
hyp= 5cm (pt)
volume =1/3*22/7*3*3
=9.428
tsa=22/7*3(5+3)
=75.428
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