7. A right triangle with sides 6 cm, 8 cm and 10 cm is revolved about the side 8 cm. Find the
volume of the solid so formed
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QUESTION
➡️ A right triangle with sides 6 cm, 8 cm and 10 cm is revolved about the side 8 cm. Find the volume of the solid so formed
ANSWER
are of triangle = 1/2 x l x b = 1/2 x 6 x 8 = 8 x 3 = 24 cm²
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Answer:
l = 10 cm , h = 8 cm , r = 6 cm
l = 10 cm , h = 8 cm , r = 6 cmCurved surface of the solid (CONE )=πrl
l = 10 cm , h = 8 cm , r = 6 cmCurved surface of the solid (CONE )=πrlA=πrl=22/7∗10∗6=188.57cm²
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