a cylindrical vessel open at the top is made of a metal sheet find the cost of the. sheet required at the rate of 385per if the radius of the base is 2.8m height is 10m
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Answer:
we have to go with curved surface area and area of one base
Step-by-step explanation:
2πrh + πr²h
2x22÷7 x 2.8x 10 + 22÷7 × 2.8× 2.8×10
= 1232÷7+ 1724.8÷7
= 176 + 246.4
= 422.4 m²
metal sheet = 385 per m²
therfore
cost of sheet = rupees 162624
Im not sure
but hope so it will help you
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