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Jasten
04.08.2020 •
Mathematics
7. The radius of a cylinder whose curved surface area is 2640 2 and height 21 cm is . (a) 100 ° (b) 50° (c) 80° (d) 90°
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Ответ:
The answer is 21.25cm
Step-by-step explanation:
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Ответ:
Step-by-step explanation: