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A. Length doubled
B. Breadth doubled
C. Either length or breadth doubled
D. Both doubled

A. Height only
B. Radii only
C. Height and radii
D. Slant height

A. 2 times
B. 4 times
C. 6 times
D. 8 times

A. Perimeter
B. Volume
C. Area of triangle
D. Height

A. Surface area
B. Volume
C. Radius
D. Diameter

A. π(R² − r²)
B. πR²
C. πr²
D. 2πR