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radius is 7 cm surface is 880 cm square what is the length of the cylinder?
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radius is 7 cm surface is 880 cm square what is the length of the cylinder?
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Mathematics
3 years
2021-08-18T21:16:22+00:00
2021-08-18T21:16:22+00:00 1 Answers
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Answer:
Step-by-step explanation:
surface area = 2πrL + 2πr² = 14πL + 98π
14πL + 98π = 880
14πL = 880-98π
L = (880-98π)/(14π) ≅ 55.9 cm