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the cylinder has a height of 30cm and radius 11cm. work out the total surface area of cylinder
Question
the cylinder has a height of 30cm and radius 11cm. work out the total surface area of cylinder
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Mathematics
3 years
2021-09-03T10:55:47+00:00
2021-09-03T10:55:47+00:00 1 Answers
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Answer:
total surface area=2832.66 cm^2
Step-by-step explanation:
11^2(3.14)x2=area of ends=760.26 cm^2
11x2x3.14=circumference=69.08 cm
69.08×30=area of side=2072.4 cm^2
2072.4+760.26=2832.66 cm^2