Observatory's dome
In our city, they decided to reconstruct the observatory's dome and cover it with sheet metal. At least how many square meters of sheet metal will they need if the dome is in the shape of a hemisphere with a diameter of 6m?
Correct answer:
You need to know the following knowledge to solve this word math problem:
solid geometryplanimetricsGrade of the word problem
Related math problems and questions:
- The observatory
The dome of the hemisphere-shaped observatory is 5.4 meters high. How many square meters of sheet metal need to be covered to cover it, and must we add 15 percent to the minimum amount due to joints and waste? - Hemisphere - roof
The shape of the observatory dome is close to the hemisphere. Its outer diameter is 11 m. How many kilograms of paint and how many liters of thinner are used for its double coat if you know that 1 kg of paint diluted with 1 deciliter of thinner will paint - Observatory
The observatory dome has the shape of a hemisphere with a diameter d = 10 m. Calculate the surface. - Curtains 5085
Daddy has to hang 3 meters of curtains. He needs one lock at 10 cm. How many locks will he need for a 3m curtain? - Trolleybus 7058
The trolleybus and the city transport bus left the terminal station at 6:00 a.m. at the same time. Both will return to it again by trolleybus after 40 minutes of travel, bus after 55 minutes of travel. At what time will both means of transport meet again - Rectangular 69214
The area of the rectangular plot with a length of 70m is 2100m². How many meters of mesh is needed to fence it if the inserted sheet metal gate is 1.5 m wide? - Hectoliters - tank
A cylindrical tank with a base diameter of 1.2 m is supposed to hold 17 hectoliters of water. How many square meters of sheet metal are needed to make it? We calculate if 2% of the surfaces are for joints and waste.
