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Maths CBSE Live product
Class 9
Surface area and volumes
Surface area of right circular cone - II
5.
Determine the ratio
Question:
1
m.
If the height of the cone is equal to the radius of its base, then evaluate the ratio between the total surface area and the base area.
\(1 : \sqrt{2}+2\)
\(1 : \sqrt{2}+1\)
\(\sqrt{2}+2 : 1\)
\(\sqrt{2}+1 : 1\)
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