Sphere + expression of a variable from the formula - practice problems
Number of problems found: 72
- The volume
The volume of the sphere is 1 m³. What is its surface? - Calculate 41881
The volume of the sphere is 803.84m³. Calculate its surface. - Calculate 4582
Calculate the surface of a sphere whose volume is 33.9 cm cubic. - Volume of sphere
How many times does the volume of a sphere increase if its radius increases two times? - Twice of radius
How many times does the surface of a sphere decrease if we reduce its radius twice? - Decimetres 72974
What is the diameter of a 1m³ sphere? Write in decimetres - Surface 40621
The surface of the sphere is 535 m². What is its volume? - Surface 4588
What is the volume of a sphere with a surface area of 113.04 square meters? - Sphere A2V
The surface of the sphere is 241 mm². What is its volume? - Calculate 19673
The surface of the sphere is 1256 cm². Calculate the radius of the sphere. - Hollow sphere
The hollow ball's volume is 3432 cm³. What is its internal radius when the wall thickness is 3 cm? - Calculate 82808
Calculate the radius of an iron ball with a density of 7.8g/cm³ and a mass of 7kg. - Calculate 8881
A solid wooden ball made of beech wood weighs 800 g. Calculate its diameter if the wood density is pi = 750 kg/m3 - The ball
The ball has a radius of 2m. What percentage of the surface and volume is another sphere whose radius is 20% larger? - The prison ball
Calculate the density of the material that the prison ball is made from if you know its diameter is 15cm and its weight is approximately 2.3kg. With the help of mathematical-physicochemical tables, estimate what material the ball is made from. - Centimeter 7821
What should a sweet tooth choose if he wants more chocolate: a package containing 200 pieces of solid chocolate balls with a diameter of 1 centimeter or a hollow ball with an outer diameter of 10 cm made of 5 mm thick chocolate? - Sphere-shaped 20723
The sphere-shaped reservoir has a volume of 282 hl. Calculate the material consumption in m² for its production, assuming 8% for joints and waste. Round the final result to the nearest total. - Prescribed 4579
The racing ball for men has a prescribed weight of 7250g. It is made of iron. How does its diameter change if we make it from lead? The density of iron is 7.8 g / cm cubic, and the density of lead is 11.3 t / m cubic. - What is bigger?
Which ball has a larger volume: a football with a circumference of 66 cm or a volleyball with a diameter of 20 cm? - The spacecraft
The spacecraft spotted a radar device at an altitude angle alpha = 34 degrees 37 minutes and had a distance of u = 615km from Earth's observation point. Calculate the distance d of the spacecraft from Earth at the moment of observation. Earth is considere
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