In a temple there are 24 cylindrical pilliars . The radius of each pilliar is 28 cm and height is 4 m. Find the total cost of painting the curved surfaces area of all of all pilliars at the rate of ₹ 8 per m 2.
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surface area of one pillar
is 2πrh
+
=2*22*28*4/7
=44*16
=704m^2
pillar of 12 cylinders is 704*12
=8448
cost is 67584₹
ok
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is 2πrh
+
=2*22*28*4/7
=44*16
=704m^2
pillar of 12 cylinders is 704*12
=8448
cost is 67584₹
ok
##BE BRAINLY
FOLLOW ME
MARK ME AS BRAINLIEST
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