Mathematics · Mensuration
A hemispherical dome of a building needs to be painted on its curved surface area. If the circumference of the base of the dome is 154 cm, find the cost of painting it at the rate of Rs. 4 per 100 cm2. (Use π = 227)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Rs. 105.66
- 2Rs. 105.29
- 3Rs. 150.66
- 4Rs. 150.92✓
Correct answer
Rs. 150.92
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