How does the volume of a cylinder with a radius of 6 inches and a height of 8 inches compare to the volume of a cylinder with radius of 8 inches and height of 6 inches?

47,911 results
1. math

The formula for the surface area of a cylinder is A=2πr^2+2πrh. (A)Solve for r and simplify the result, if possible. (B) If the surface area of a cylinder is 100 square feet and the height is 40 inches, what is the radius of the cylinder in units of

2. calc

When the height of a cylinder is 12 cm and the radius is 4 cm, the circumference of the cylinder is increasing at a rate of pie/4 cm/m in, and the height of the cylinder is increasing four times faster than the radius. How fast is the volume of the

3. Math

The volume of a cylinder is given by formula V= pi(3.14) r^2h where r is base radius and h is height a) the height of a cylinder of radius 5cm and volume 500. Cm^3 B) radius of base of a cylinder of volume 300 cm^3 and height 10 cm Our teacher didn't

4. Geometry/Math

Two right circular cylinders have equal volume. The first cylinder has a radius of 6 inches and a height of 12 inches. What is the number of inches in the height of the second cylinder if its radius is 8 inches? Express your answer as a common fraction,

5. Algebra

Mary wants to fill in a cylinder vase. At the flower store they told her that the vase should be filled 2/3 for the flowers to last the longest. Her cylinder vase has a radius of 3 in and a height of 8 in. Using the equation below, how much water should

6. algebra

volume of cone varies jointly as square of its radius and its height if volume of a cone is 27pie cubic inches when radius is 3 inches and height is 9 inches find volume of a cone when radius is 4 inches and height is 3 inches

7. math

The height of a cylinder is three times its radius. Find a function that models the volume V of the cylinder in terms of its radius r.

8. Calculus

A cylinder is inscribed in a right circular cone of height 5.5 and radius (at the base) equal to 2 . A) What are the dimensions of such a cylinder which has maximum volume? B) What is the radius? C) What is the height?

9. ALGEBRA

how to do this find the volume of a cylinder if the radius is 8 inches and the height is 10in (ANSWER MAY BE LEFT IN TERMS OF PIE)

10. math

A cone has a radius of 6 inches and a height of 9 inches a) calculate the volume of the cone. use pi. as my answer for part a i got 339.92 cubic inches,,,,,,, Is my answer correct ?? I need help doing part b and c. b) calculate a possible radius and height

11. Math

Suppose Cylinder A has the same height but twice the radius of Cylinder B. What is the ratio of the volume of Cylinder B to Cylinder A?

12. Geometry

Two cylinders have the same volume. If the radius of cylinder I is 3 times the radius of cylinder II, then the height of cylinder II is how many times the height of cylinder I? A. 12 B. 9 C. 6 D. 3 Please explain how, if possible.

13. algebra

The volume of a cone varies jointly as the square of its radius and its height. If the volume of a cone is 50π cubic inches when the radius is 5 inches and the height is 6 inches, find the volume of a cone when the radius is 4 inches and the height is 3

14. Geometry

How does the volume of a cylinder with a radius of 6 inches and a height of 8 inches compare to the volume of a cylinder with radius of 8 inches and height of 6 inches?

15. Algebra

The volume of a right circular cylinder (think of a pop can) is jointly proportional to the square of the radius of the circular base and to the height. For example, when the height is 10.62 cm and the radius is 3 cm, then the volume is 300 cm3. Find the

16. calculus

A candy company needs a custom box for their truffles. The box they've chose is in the shape of a cylinder with a hemisphere of the same radius on top. The total volume of the box is V= (1/2) ((4pir^2)/(3))+ pir^2 (y-r), where y is the height of the box

17. MATH QUIZ PLS HELP!!!

1.Find the lateral area of a cone with a radius of 7 ft. and a slant height of 13 ft. Use 3.14 for ©£ and round to the nearest tenth. 439.6 ft^2 324.5 ft^2 571.5 ft^2 285.7 ft^2*** 2.Find the surface area of a square pyramid with a base length of 24 cm

18. math

what is the volume in cubic inches of a cylinder that has a height of 10 inches abs a radius of 5 inches

19. Math

1.) find the volume of the given pyramid. H= 7yd B= 7yd and L= 9yd A. 147yd.^3 B. 157 yd.^3 C. 221 yd.^3 D. 441 yd.^3 ******* 2. Find the volume of a square pyramid with a base length of 9 cm and a height of 4cm. A. 324cm. ^3 B. 108cm. ^3 C. 36 cm.

20. math

The volume of a cone varies jointly as the square of its radius and its height. If the volume of a cone is 2 pi cubic inches when the radius is 1 inch and the height is 6 inches, find the volume of a cone when the radius is 5 inches and the height is 3

21. Algebra

The volume of a cylinder varies jointly as the height of the cylinder and the square of its radius. If the height is doubled and the radius is halved, determine the effect on the volume.

22. math

1. A cylinder has a volume of 375 cubic centimeters. The radius of the cylinder is 12.5 centimeters. What is the approximate height of the cylinder? A. 9.6 centimeters B. 7.5 centimeters C. 2.4 centimeters** D. 0.8 centimeter 2. A cylindrical-shaped mug

23. math

what is the volume of a cylinder with a radius of inches and a height of 6 inches ?

24. pre algebra

A cylinder has a circumference of 16pi inches and its height is half the radius of the cylinder? What is the total surface area of the cylinder? Give answer in terms of pi. do not know how to do this....please help

25. calculus

The mechanics at lincoln automotive are reboring a 6-in. deep cylinder to fit a new piston. The machine they are using increases the cylinder's radius 0.02 inches each second. How rapidly is the cylinder volume increasing when the bore (diameter) is 3.8

26. Algebra!!

1.a swimming pool has a radius of 10 feet and a height of 4 feet. What is the volume? 2.What is the volume of a soup can with a radius of 4cm and a height of 16cm? 3.What is the volume of a triangular prism with a length of 10cm a width of 15cm and a

27. math

the volume of a cylinder is 80pi cubic inches; if the radius is 4 in. find the height

28. Math

How to setup this equation? Find the ratio of the surface area of a cylinder to the volume of the cylinder if the height remains at 10 cm. Simplify this ratio and let f(x) = the simplified ratio. Let r be the radius of the cylinder. a) Find the average

29. math

Cylinder A has radius 4 times the radius of cylinder B, and height 4 times the height of cylinder B. What is the ratio of the volume of cylinder A to the volume of cylinder B?

30. Math

The volume of a cylinder varies jointly as the height of the cylinder and the square of its radius. If the height is halved and the radius is doubled, determine the effect on the volume.

31. Calculus

The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer. V = πr²h = 16πr² dV/dr = 32πr dV =

32. Math: Geometry

The circumference of the base of a cylinder is 16 cm. The height of the cylinder is 10cm. a. What is the surface area of the cylinder? b. What is the volume of the cylinder? Need help on this one. I have the formula but I'm a little confused because I

33. geometry

The volume of a cylinder is 980 in.. The height of the cylinder is 20 in. What is the radius of the cylinder? Express your answer to the nearest hundredth.

34. mat 116/algebra

A cylinder has a radius of 5 in. If the volume of the cylinder is 250ƒà in.3, what is the height of the cylinder? [Hint: The volume of a cylinder is given by V = ƒàr2h.] I think I wrote it wrong the first time. The volume of a cylinder is pi r^2 h.

35. algebra

The bucket is in the form of a cylinder whose radius is 5 feet and height is 8 inches. Find the volume of the cylinder. 40π cubic inches 200 cubic inches 200π cubic inches 40 cubic inches

36. Calculus

A right circular cylinder is changing shape. The radius is decreasing at the rate of 2 inches/second while its height is increasing at the rate of 5 inches/second. When the radius is 4 inches and the height is 6 inches, how fast is the a) volume changing

37. math

what is the volume in cubic inches of a cylinder that has a height of 10 inches abs a radius of 5 inches

38. math

what is the volume in cubic inches of a cylinder that has a height of 10 inches abs a radius of 5 inches

39. Geometry

What is the number of inches in the radius of a cylinder 2 inches in height if its volume is 288pie in cubed

40. math

What is the height of a cylinder with a volume of 384π cubic inches and a radius of 8 inches? Round to the nearest tenth of an inch.

41. Algebra 1 Honors

The volume of a cylinder is 157 cubic inches. The base of the cylinder has a diameter of 5 inches. What is the height of the cylinder? Round to the nearest tenth of an inch.

42. geometry

a cylinder is inscribed in a rectangular solid with a base length that is 10 inches and width that is 10 inches and a height of 16 inches. what is the radius of the cylinder?

43. calc

A machine lengthens a metal cylinder by rolling it under pressure. The radius of the cylinder decreases at a constant rate of 0.05 inches per second while the volume stays constant at 128π cubic inches. At what rate is the length L changing when the

44. math

surface area of a rightcircular cylinder. The area of a right circular cylinder is given by the polynomial 2pierh^2 where h is the height and r is the radius of the base. Suppose that a beverage can has a height of 6.2 inches and a radius of 1.3 inches.

45. Missing work

nam and bradon each have a cylinder canister of chips. nam's cylinder has a diameter of 7 inches and a height of 13 iches breadon's cylinder has a diamiter of 5 inches and a height of 20 inches whose cylinder has a larger surface area

46. Math and Society

Which solid has the greatest volume? a)A right cylindrical cylinder with a radius of 4 inches; b)A cube with a side of length of 4 inches; or c) a sphere with a radius of 4 inches?

47. Math

A hemisphere of radius 7 sits on a horizontal plane. A cylinder stands with its axis vertical, the center of its base at the center of the sphere, and its top circular rim touching the hemisphere. Find the radius and height of the cylinder of maximum

48. Geometry/math

a cylinder has a base diameter of 14 inches and a height of 18 inches . what is the volume of the cylinder

49. cal

The height, h, of a cylinder is 3 times its radius, r. Which of the following represents the rate of change of the volume, V, of the cylinder with respect to its height, h?

50. Calculus

Find the radius, volume, and hieght of the right- circlar cylindar that can be inscribed in a right- circular cone with a radius of 6 inches and a hieght of 10 inches. There are an infinite number of solutions to this. Did you mean the right cylinder with

51. Factoring Polynomials

Ok, this is pretty long, so bear with me. The problem says: The diagram (not shown here, sorry) shows a cube of metal with a cylinder cut out of it. The formula for the volume of a cylinder is V=pi*r^2*h, where r is the radius and h is the height. The

52. math

A cylinder labeled X has a height of 10 inches and a radius of 15 inches. Another cylinder labeled Y has a height of 40 inches and a radius of 60 inches. The volume of cylinder Y is _______ times the volume of cylinder X.

53. math

The volume of each shape is 250 cubic inches. A) Find the height of a cylinder with a radius of 3 inches. 250/3^2/ 3.14 = height of cylinder? B)Find the radius of the sphere. Is it just 3 inches? C) Find the height of a cone with a radius of 3 inches. I

54. Factoring Polynomials (need HELP!!!)

Ok, this is pretty long, so bear with me. The problem says: The diagram (not shown here, sorry) shows a cube of metal with a cylinder cut out of it. The formula for the volume of a cylinder is V=pi*r^2*h, where r is the radius and h is the height. The

cylindrical can is to be made from a rectangular piece of aluminum that is 25 inches long and 10inches high by rolling the metal horizontally. Determine the circumference of the cylinder, the radius of the cylinder, the height of the cylinder, and the

56. Calc

cylindrical can is to be made from a rectangular piece of aluminum that is 25 inches long and 10inches high by rolling the metal horizontally. Determine the circumference of the cylinder, the radius of the cylinder, the height of the cylinder, and the

57. Math

a cylinder has a radius of r and a height of h. A rectangular box has a length of r, a width of h and height of h. Their combined volume is V=πr^2h+h^2r If their combined volume is 600 cubic inches and h is 5 inches, solve for the radius(r).

58. math

true or false. the volume of a can ( a right circular cylinder) which has a radius of 2 inches and a height of 5 inches has a volume of 62.8 inches (pie = 3.14)

59. Pre-Algebra

A sphere and a right cylinder have the same radius and volume. the cylinder has a height of 3 inches find the radius.

60. Math

A sphere and a right cylinder have the same radius and volume. The cylinder has a height of 3 inches. Find the radius.

61. Math

Find the volume of the figure if the radius of the hemisphere and cylinder is 6 inches and the height of the cylinder is 12 inches. Find the volume in terms of pi.

62. Algebra

The formula for the volume of a cylinder is: V=πr^2*h If the volume is 432 cubic inches and the height is 8 inches, solve for the length of the radius.

63. Homework

The formula for the volume of a cylinder is: V=πr^2*h If the volume is 432 cubic inches and the height is 8 inches, solve for the length of the radius. Round answer to 2 decimals.

64. math

Inside a long empty cylinder with radius R = 25 cm is put a long solid cylinder with radius r = 10 cm such that the bases of the two cylinders are attached. Then water is poured in the remaining empty region of the first cylinder until the height of the

65. MATH

The volume of a cylinder with a radius of 2 feet and a height of 4 feet is 50.2 feet^3. The volume of a cylinder with a radius of 4 feet and a height of 8 feet is 401.9 feet^3. The volume of a cylinder with a radius of 6 feet and a height of 12 feet is

66. Mat 116/algebra

A cylinder has a radius of 5 in. If the volume of the cylinder is 250 ¦Ðr¡¼in¡½^3, what is the height of the cylinder? Volume cylinder is AreaBase*height where area of the base is PI*r^2 Volume=PI*r^2 * h solve for h.

67. Trig

Right circular cylinder A has a volume of 2700 cubic inches and radius of 15 inches. Right circular cylinder B is similar to cylinder A and has a volume of 800 cubic inches. Find the radius of cylinder B.

68. Math

The question is: Determine the surface area and volume of this cylinder, correct to one decimal point. The cylinder has a radius of 4 inches and the height is 3 yards. This site explains how to find the surface area and volume of a cylinder.

69. math

if a cylinder with a height equal to its diameter has a volume of 20 cubic inches. How can you fine the volume of a sphere whose radius is equal to that of a cylinder

70. algabra

A cylinder has a radius of 5 in. If the volume of the cylinder is 250 pie inches cubed, What is the height of the cylinder? pi*r^2*h=250*pi pi cancels. solve for h r^2*h=250 h=250/r^2?? This is what I got originally. 250=pie(5)squared *h. 250= pie 25 h 10=

71. Geometry

What is the height of a cylinder with a volume of 384π cubic inches and a radius of 8 inches? Round to the nearest tenth of an inch.

72. Math

The volume of a cone varies jointly as the square of its radius and its height. If the volume of a cone is 25π cubic inches when the radius is 5 inches and the height is 3 inches, find the volume of a cone when the radius is 3 inches and the height is 6

73. Computer Science 40

Please help me with this homework assignment. I tried everything and it still didn't work. The question is: Use three variables volume, radius, and height to write a program that can be use to calculate the volume of a cylinder. Formula: volume = radius x

74. Math

A cylinder is inscribed in a cone as shown in the diagram below. The cone has a height of 8cm and a fixed radius of R cm. The cylinder has a radius of x cm and a height of h cm. Show that the volume of the cylinder is maximised when x=kR, where k is a

75. math

The volume of a cylinder (think about the volume of a can) is given by V = £kr2h where r is the radius of the cylinder and h is the height of the cylinder. Suppose the volume of the can is 100 cubic centimeters. a)

76. Geometry

Cylinder A has a radius of 1m nad a height of 3m. Cylinder B has a rauis of height 3m. What is the ratio of the volume of cylinder A to the volume of cylinder B?

77. Calculus

A cylinder is inscribed in a right circular cone of height 8 and radius (at the base) equal to 2. What are the dimensions of such a cylinder which has maximum volume? Radius? Height?

78. Math

A cylinder is inscribed in a right circular cone of height 8 and radius (at the base) equal to 2.5. What are the dimensions of such a cylinder which has maximum volume? What is the radius, and height?

79. algebra

A cylinder has a radius of 4x + 2 and a height of 5x + 4. Which polynomial in standard form best describes the total volume of the cylinder? Use the formula v = pi r^2 h for the volume of a cylinder.

80. math!

A cylinder is inscribed in a right circular cone of height 8 and radius (at the base) equal to 5. What are the radius and height of such a cylinder which has maximum volume?

81. Math - Please Check My Answer - Probably Last One!

Please help me with the following: The volume of a cylinder is found using the formula V=πr^2h,where r is the radius of the base and h is the height. The volume of a rectangular prism of the same width (2r) and height h, as the cylinder, is found by

82. Mrs. Sue

What is the altitude of this cylinder: B ==> C? A. line BC B. segment BC C. ray BC D. Point BC MY ANSWER: A. Line BC What is the total surface area of this cylinder? Radius = 8 cm Height = 16 cm A. 128 pi cm^2 B. 256 pi cm^2 C. 384 pi cm^2 D. 1024 pi cm^2

83. Geo

What is the altitude of this cylinder: B ==> C? A. line BC B. segment BC C. ray BC D. Point BC MY ANSWER: A. Line BC What is the total surface area of this cylinder? Radius = 8 cm Height = 16 cm A. 128 pi cm^2 B. 256 pi cm^2 C. 384 pi cm^2 D. 1024 pi cm^2

84. mathematics

1.Malcolm states that it takes 3 cones to fill a cylinder with the same base and height. Angus states that it takes 13 of a cylinder to fill a cone with the same base and height. Who is correct? Only Angus is correct. Both Malcolm and Angus are correct.

85. math please help i don't understand this at all

a cylinder is formed by first tapping together the opposite edges of a rectangular piece of paper that is 11 inches long and 8.5 inches wide. if the height of the completed cylinder 8.5 what is its volume?use 3.14 for pie

86. Algebra 1

A cylinder has a radius of 5 in. If the volme of the cylinder is 250p in.3, what is the height of the cylinder? [Hint: The volume of a cylinder is given by V = pr2h.]

87. Algebra 1

A cylinder has a radius of 5 in. If the volme of the cylinder is 250p in.3, what is the height of the cylinder? [Hint: The volume of a cylinder is given by V = pr2h.]

88. Physics

A 50 kg piston with a radius of 50 cm floats on a cylinder that is filled with air. The air in the cylinder fills the entire volume, and begins at a height of 1 m. The cylinder is then heated, so that the column rises to a height of 2 m. What is the work

89. Calculus I

*Optimization problem* [I don't know how to get to the answer] Problem: You have a cylindrical can with radius 4cm and height 10cm. Inside is a marble with a radius that has to be larger than 0 but less than 4 cm (even the largest marble will fit

90. Math

A solid cone that fits inside a cylinder witha height of 12 inches and a radius of 4 inches leaves some space for air. What is the volume of the air inside?

91. math

A paperweight containing liquid is made up of a cone and a cylinder. The radius of the cone is 3cm with height of 4cm. The diameter is 20cm and height is 8cm. 1. Calculate the total volume of the cone and cylinder when it si empty, leaving your answer in

92. algebra

a storage bin is shaped like a cylinder with a hemisphere shaped top. the cylinder is 45 inches tall. the volume of the bin is 4131 pi cubic inches. find the radius of the bin. i think [4(pi)r(cubed)]/3=volume of hemisphere and h (pi) r squared volume of

93. Math

The height of cylinder is deacrease at 0.3cm/s whereas its radius increase at the rate of 0.4cm/s.determine the rate of change of its volume if the radius and the height of the cylinder are 10 cm and 12 cm

94. geometry

The volume of a cylinder is 980 in.4072-07-02-02-00_files/i0220001.jpg. The height of the cylinder is 20 in. What is the radius of the cylinder? Express your answer to the nearest hundredth.

95. Add Math(rate of change)

The volume of a cylinder increases at a rate of 324cm cube per second. The height, h cm of the cylinder is twice the radius, r cm. Find the rate of change in radius when the radius is 6cm.(use 3over2 pai)

96. Geometry,Math

Is my data correct? For package design I will use a cylinder. The Equation for the surface area of a cylinder is A = 2 π r h + 2 π r² . The equation for the volume of a cylinder is V = π r² h. I have chosen a cylinder for my cereal box because I

97. Algebra 2

The radius of a right cylinder is 15 inches and its height is 6 inches. What single amount can be added to either the radius or the height so that the volumes will increase the same amount?

98. physics.pls help

The volume of a cylinder is defined by the formula V=pie R squared h. If initially have a cylinder with a volume of 10m cubed. Find the volume of the cylinder if the height doubles and if the height is cut in half. pls i really need help.

99. Geometry

A cylinder has a volume of 83 in3 and is 10 in. tall. What is the radius of the cylinder in inches?

100. MATH

A cylinder has a volume of 83 in3 and is 10 in. tall. What is the radius of the cylinder in inches