Questions on Geometry: Bodies in space, right solid, cylinder, sphere answered by real tutors!

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Question 650764: a cylinder with radius 2 inches and height 4 inches has its radius tripled. How many times greater is the volume of the larger cylinder than the smaller cylinder.
bobhilton34@yahoo.com
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Question 662353: The cube shown here has volume 1000 cm3. If its edges are all doubled in length its new volume will be
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Question 670565: Please help me to solve this problem .
A solid steel has a 6 dm diameter and a height of 6 m.How many cubic dm of metal are in the cylinder?

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Question 676228: what is the longest piece of dry spaghetti that will fit in a cylindrical can that has a radius of 3 inches and a height of 14 inches?
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Question 696304: if a sphere's diameter doubles in size how much larger is the volume?
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Question 696308: How do you find the long leg of this special right triangle given the hypotenuse? (30,60,90)
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Question 696306: If a circle of radius 6 were cut into 12 equal pieces, How much area would eah piece contain?
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Question 699630: If you double the height and radius of a cylinder, why doesn't the surface area double? Thanks!
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Question 699630: If you double the height and radius of a cylinder, why doesn't the surface area double? Thanks!
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Question 701067: the size of a brick is 25 cm by 12 cm by 55 cm and its density is the 1.8 by 10^3 kg/m^3.how many trips must a 3 ton dumper carry out to transport 15000 bricks to a constrution site?

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Question 702749: an indoor roller skating rink with an area of 1500 sq yd. has a concrete flooring 3 in. thick. Find the amount of concrete used in laying the floor.
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Question 704571: The radius of a sphere and of a cylinder are the same. The diameter of the sphere and the height of the cylinder are also the same and are twice the length of the radius. If two cones are formed within the cylinder, as shown in the diagram, then the volume of the sphere is equal to which of the following?
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Question 712399: What is the volume of a cylinder
radius = 6cm and
height = 7cm, using pi = 3.1?
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Question 714551: How many gallons are in a cylinder with a diameter of 8.5 inches and height of 8.5 inches?
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Question 718108: How long wold it take a sample of Am-241 to reduced to 25% of its original value?
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Question 727397: a billiard ball is inscribed in a plastic cubical box having a volume of 2744 mm^3. what is the ratio of the billiard ball to that of the volume of the plastic cubical box
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Question 730292: A cylinder of radius of 10cm. It already contains water to depth of 15cm. A metal sphere with volume 900cm^3 is placed in the water. Calculate the height that the water level rises
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Question 734820: suppose you double the radius of a right cylinder
a how does that affect the lateral area?
b how does that affect the surface area?

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Question 736378: If radius of a sphere is doubled how many times its volume is increased
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Question 746738:
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Question 747351: If I took a plain sheet of paper (8 1/2 x 11") and folded it to make a cylinder length wise and then width wise, which cylinder would have the most volume.
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Question 747989: A trucks wheel has a diameter of 1 m and a cars wheel is half this. How many times does the trucks wheel turn in 1 kilometer ? Predict how many times the cars wheel turns in one kilometer.
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Question 749935: A large cube, 5cm by 5cm by 5cm is painted orange an all six faces, and then it is cut into 125 small cubes, each 1cm by 1cm by 1cm. How many of the small cubes are not painted orange on any face?
(a)125
(b)64
(c)27
(d)24
(e)9
Click here to see answer by FrankM(1040)

Question 754249: Larry is building a cylindrical silo that must have a volume of 65m3. the height of the silo must be 6 meters, what is the radius?
Just trying to figure this out. And I keep messing up.

Thanks Jasmine
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Question 755565: A sphere has a radius of 8 inches. What is the surface area of the sphere? Round your answer to the nearest whole number.

Click here to see answer by lenny460(1073)

Question 756701: A cylindrical can of orange concentrate has a diameter of 6 cm and a height of 12 cm. The instruction on the can are to mix the orange with 3 cans of water.
a) Will the mixture fit into a cylindrical jug with diameter of 10cm and height 20cm?
b) How high would a jug with diameter 10cm have to be, to hold the mixture?
Click here to see answer by Cromlix(4381)

Question 757981: Suppose three spherical balls of wax with radius r are packed in a cylinder also with radius r and the balls are melted down. To what depth will the cylinder be filled. The answer needs to be in terms of r. I am totally stumped. Thank you
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Question 763128: A cube & a sphere have equal volumes. find the ratio of the radius of the sphere to an edge of the cube?
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Question 760717: if Length of the cylinder increases by 3times..then area decreases by how much?
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Question 764480: find the surface area of a cone with its radius 3.11 and its length 2.25? find the surface area ?
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Question 768344: a spherical ball of maximum size is fit into a cylindrical vessel of radius 5 units and height 5 units.the ratio of the volume of the sphere to that of the cylinder is.
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Question 771777: A bowl is designed by revolving completely the area enclosed by y = x^2- 1, y = 3 and x ≥ 0 around the axis. What is the volume of this bowl?
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Question 772989: Find the dimensions of a rectangular prism with a volume of 162 cubic m if the width is 1/2 the length and the height is three times the width.
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Question 801347: What is the height of a cylinder that has the same volume and radius as a sphere of a diameter 12 cm?

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Question 802569: The diameter of a sphere is 6 cm. It is melted and drawn into a wire of diameter 0.1 cm. Find the length of the wire.
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Question 808310: How do I find the length of a spiral if it is stated as this problem.
The base of a right cylinder can is 24inches and the height is 7 inches. Need to find the shortest possible spiral that winds once from the top to the bottom is pointed on the can so that the bottom of the spiral is directly below the top of the spiral.
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Question 813015: What is the surface area of a cylinder: diameter = 6 yards; height =8 yards
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Question 815838: Cylinder Applications
A certain steel bushing is in the shape of a hollow cylinder 18.0mm in diameter and 25.0mm long, with an axial hole 12.0mm in diameter. F
ind the volume of steel in one bushing.

I need to know how do this thx.
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Question 817535: A tank is in the shape of cylinder 8 feet tall and 3 feet in radius. Find the exact volume of the tank.
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Question 820399: a hallow metal sphere with internal radius 2.1 cm and external radius 3.5 cm .find its mass to the nearest gram given that the mass of a cubic centimeter of such a metal is 20 gm .
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Question 822723: I am given the diameter of a pressure vessel to be 6m and wall thickness to be 500mm. What is the internal diameter?
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Question 822609: A solid cone of vertical height 10cm and circular base of radius 3cm is placed on its base in a cylindrical vessel of internal radius 5cm. Water is poured in to the cylindrical vessel until the depth of water is 15cm. when the cone removed what would be the depth of the water????????????????
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Question 824731: please help me sir i am so confused to solve this question sir i have an part of tree its lenth of 6fit and breadth is12 inch and its height is also 12 inch please help me to calculate its total area in fit and its tearing cost is 60 rupees per fit?
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