Math, asked by sakthimanthrakn10498, 12 hours ago

On a construction site, a deep pit isbarricaded from the remaining portion byusing 100 hollow cones. Each one has a basediameter 20 cm and height half a meter. Whatis the cost of painting the outer surface of allthe cones, if cost of painting is Rs. 30 per m2? [Use, n=14, 126= 5.1]​

Answers

Answered by u8790
1

Step-by-step explanation:

1 2 An aeroplane at an altitude of 1 km is flying horizontally at 800 km/hr pasges directly over an. observer, find the rate at which it is preaching the observer when it is is 1250 meters away from him.

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