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Answer : 1. "3080"
The radius of a cone is 20 cm and height is 21 cm, the total surface area of the cone is in square cm:
5Q:
The radius of a cone is 20 cm and height is 21 cm, the total surface area of the cone is in square cm:
- 13080true
- 23160false
- 32920false
- 43240false
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Answer : 1. "3080"
Explanation :
$$ {πr^2+πrl}$$

