Base circumference 2πr = 35.2 m gives r = 5.6 m. Outer surface area is 2πr² = 197.12 m² = 1,971,200 cm². At ₹10 per 100 cm², the painting cost is 19,712 × 10 = ₹1,97,120. Class 9 Ganita Manjari part ...
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Base circumference 2πr = 35.2 m gives r = 5.6 m. Outer surface area is 2πr² = 197.12 m² = 1,971,200 cm². At ₹10 per 100 cm², the painting cost is 19,712 × 10 = ₹1,97,120. Class 9 Ganita Manjari part ...