Slant height is √(8² + 6²) = 10 m. Curved surface area is 3.14 × 6 × 10 = 188.4 m². Dividing by width 3 m gives 62.8 m. Adding 0.2 m wastage gives total length 63 m. Class 9 Ganita ...
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Slant height is √(8² + 6²) = 10 m. Curved surface area is 3.14 × 6 × 10 = 188.4 m². Dividing by width 3 m gives 62.8 m. Adding 0.2 m wastage gives total length 63 m. Class 9 Ganita ...