A cylinderlical pillar is 70 cm in diameter and 2 m in height . find the cost of painting the curved of the pillar at the rate of Rs 16per m squre
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Answer:
The answer is 7 rupees
Step-by-step explanation:
r=35 cm, h=2m, CSA=?
CSA=2⊼rh
=2×22/7×35/1000×2
=3080/7000
=0.44
Cost=16×CSA
=16×0.44
=rupees 7
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