In a triangle, two sides of right angle triangle are 8 cm and 6 cm. if the triangle is revolved along the 8 cm side, the curved surface area of the cone so formed will be
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h=8cm
r=6cm
l=√l^2+r^2
l=√64+36
l=√100
l=10cm
CSA=πrl
=22/7×6×10
=188.5cm^2(approx)
h=8cm
r=6cm
l=√l^2+r^2
l=√64+36
l=√100
l=10cm
CSA=πrl
=22/7×6×10
=188.5cm^2(approx)
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