A right triangle having sides 15 cm and 20 cm is made to revolve about its hypotenuse. Find the Volume and Surface Area of the double cone so formed. (Use π=3.14).
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new radius = 20+20/ 2 = 20cm
height = 15cm (hypotenuse = base2 + altitude2)
slant height = 25 cm
volume = 6285.71cm3
TSA = 2828.57cm2
height = 15cm (hypotenuse = base2 + altitude2)
slant height = 25 cm
volume = 6285.71cm3
TSA = 2828.57cm2
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