ahad123 ahad123
  • 03-08-2020
  • Mathematics
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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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Savagge12
Savagge12 Savagge12
  • 03-08-2020

Answer:

The answer is 21.25cm

Step-by-step explanation:

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