Solid geometry, stereometry - page 9 of 123

Number of problems found: 2441

Metal cube
The steel cube has a length of its edge of 5 cm. It is made from steel with a density of 7800 kg/m³. What is the weight of this steel cube?
Filling Pool to Height
The pool is 15m wide and 40m long and should be filled with water to a height of 2.5m. The water flows at a rate of 400 hl per hour. How many hours will the pool be filled to the required height?
Excavation
The excavation for the cottage's base measures 4.5 m x 3.24 m x 60 cm. The excavated soil will increase its volume by one-quarter. Calculate the volume of excavated soil.
Aquarium filling
The aquarium, with a length - of 40 cm, width - of 24 cm, and height of 27 cm, is filled to 2/3. How much water do we need to add to be filled to 8/9?
Cardboard
How many m² of cardboard are needed to make the cuboid with dimensions 40 cm, 60 cm, and 20 cm?
Two cuboids
Find the volume of the cuboidal box with one edge: a) 1.4m and b) 2.1 dm.
Clay
How many cubic centimeters of clay is in a pit of dimensions 4 m x 3 m x 3 m?
Volume of cube
Solve the volume of a cube with a width of 26cm.
Diesel tank
The tank has the shape of a rotating cylinder with a height of 10 m. The width of the level is 1 m, and the level is 20 cm below the top of the cylinder. How much diesel is in the tank?
Metal pyramid
Find the weight of a regular quadrilateral pyramid with a base edge of 5 cm and a height of 6.5 cm, made from a material with a density 8 g/cm³.
Water flow
How much water flows in a pipe with a diameter of 16 cm in 1 hour if the water velocity is 2.5 m/s?
Flowerbed
The flowerbed has a length of 3500mm and a width of 1400mm. How much foil is needed to cover the flowerbed? How many m² of foil was consumed for its production (add 10% of the material to the joint and waste)? How many liters of air is inside the enclosur
Water reservoir
The water tank has a cuboid with edges a = 1 m, b = 2 m, and c = 1 m. If we fill fifteen 12-liter cans, how many centimeters of water will fall?
Oak cuboid
Oak timber is rectangular shaped with 2m, 30 cm, and 15 cm dimensions. Its weight is 70 kg. Calculate the weight of 1 dm³ of timber.
Tank capacity
How many hectoliters of water can fit in a block-shaped tank with dimensions 24 m, 15 m, and 2 m deep? How many hectoliters of water must be drained so that the depth in the tank is only 15 dm? If the tank is full, how much water must be drained so that t
Cast iron cube
What is the mass of a cube of cast iron with an edge length of 2.3 dm if we know that the mass of 1 dm³ of cast iron is 7.3 kg? Will the same size cube of cork be heavier if we know that the weight of 1 m³ of cork is 250 kg?
Relationship - radius
Calculate the volume of the cylinder if the radius of the base is 3 cm, and the relationship between the radius of the base and the height of the cylinder is v = 3r
Rainfall
The annual average rainfall in India was 26 461 mm in Cherrapunji in 1981. How many hectoliters of water fell on one square meter? Would you fit this amount of water into a cube of three meters?
Wooden blocks
Alex cut the wooden block into two parts in one cut. Which body could he not get?
Calculate sphere
Calculate the volume of a sphere with a diameter of 15 cm.

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