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Subjects
Mathematics State Board
Class 10
Mensuration
Surface Area of a Sphere, Hemisphere, Hollow Hemisphere and Frustum of a cone
1.
Multiple choice question I
Exercise condition:
1
m.
If two solid hemispheres of same base radius '\(r\)' units are joined together along their bases, then curved surface area of this new solid is:
\(4 \pi r^2\) \(sq. units\)
\(8 \pi r^2\) \(sq. units\)
\(3 \pi r^2\) \(sq. units\)
\(2 \pi r^2\) \(sq. units\)
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