The interior of the building is in the form of a right circular cylinder of radius 7m and hei
671 views · Published 13 October 2018 · 5:22 · Indexed 26 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW The interior of the building is in the form of a right circular cylinder of radius 7m and height 6m, surmounted by a right circular cone of the same radius and of vertical angle `60^@`. Find the cost of painting the building from inside at the rate of Rs 30/`m^2`
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