Sphere practice problems - page 5 of 12
Number of problems found: 228
- Sphere
The sphere's surface is 27100 cm², and the weight is 117.8 kg. What is its density? - Horizon
The top of a lighthouse is 19 m above the sea. How far away is an object just "on the horizon"? [Assume the Earth is a sphere of radius 6378.1 km.] - Earth parallel
Earth's radius is 6377 km long. Calculate the length parallel to latitude 75°. - Earth's surface
The greater part of the Earth's surface (r = 6371 km) is covered by oceans; their area is approximately 71% of the Earth's surface. What is the approximate area of the land? - Sphere equation
Obtain the equation of a sphere. Its center is on the line 3x+2z=0=4x-5y and passes through the points (0,-2,-4) and (2,-1,1). - Determine 10561
The hollow nickel ball has an outer diameter of 0.4 meters and an inner diameter of 0.3 meters. If the nickel density is 9000 kg/m3, determine its weight. - Sphere radius
The surface of the sphere is 60 cm square. Calculate its radius; result round to tenth of cm.
- Equator 6020
The Equator. ..40075 km train. ..300m. How many trains would fit on the Equator? - Calculate 24881
Calculate a sphere's volume and surface area with a radius of 23dm. - Earth's circumference
Calculate the Earth's circumference of the parallel 48 degrees and 10 minutes. - The volume
The volume of the sphere is 1 m³. What is its surface? - Calculate 4580
Calculate the surface and volume of the sphere if the diameter d = 6.5dm. - North Pole
What is the shortest distance across the globe's surface on a scale of 1:1,000,000 from the equator to the North Pole? - Calculate - sphere
Calculate the surface and volume of the sphere if its radius r = 5 cm. - Surface 40621
The surface of the sphere is 535 m². What is its volume?
- Calculate
The circumference of the ball is o = 87 cm. Calculate its volume. Express the result in liters and round to the nearest whole number. - Calculate S,V
Calculate the volume and surface area of the sphere if given r = 36mm. - 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. - Calculate radius
The surface of the sphere is 624 cm². Calculate its radius.
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