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December 5, 2016

Search: Math--Volume and Surface Area

Number of results: 154,291

Math
What is the surface area and volume of a composite figure made up of a hemisphere and a cone in terms of pi? The radius is 10, and the slant height is 15. Are my answers right? Cone surface area: π(10)(15) = 150π Hemisphere surface area: 2π(10)^2 = 200π 350...
May 26, 2015 by Anonymous

Math
Optimization Problem A right circular cylindrical can of volume 128tπ cm^3 is to be manufactured by a company to store their newest kind of soup. They want to minimize the surface area of the can to keep costs down. What are the dimensions of the can with minimum surface ...
March 15, 2013 by Kevin

biology
Why is a large surface area : volume ratio needed for cells to function properly? a.Adequate surface area (plasma membrane) is needed to furnish nutrients to and expel wastes from the volume (cytoplasm). b. Smaller volumes reduce and larger surface areas reduce the cell's ...
September 30, 2009 by CHARLOTTE

Calculus
a rectangular box of given volume is to be "a" times long as it is wide. find the dimension for which it has the least total surface area ? L= aw Total surface area= 2LW + 2Lh + 2Wh = 2aw^2 + 2awh + 2wh But volume= lwh= 2aw^2 h or h= V/2aw^2 Total Surface area= = 2aw^2 + 2awV/...
December 10, 2006 by Hero

algebra
use 1.9 as the radius for the sphere and answer the following 1-volume = 2-surface area= 3-ratio of the volume to surface area= remember everything is with the sphere and radius 1.9 you have to use them to answer the volume, surface area, ratio of the volume to surface area
April 30, 2016 by beautifulgirliam

Math--Volume and Surface Area
The volume of a cube is 125 cubic inches. Find the surface area. I know that the volume formula is V=Bh where v=volume, B=area of the base, and h=height. How do I get the surface area though? Also, The surface area of a cube is 384 square cm. Find the volume. I think it's ...
April 24, 2007 by Emily

Math
What is the surface area and volume of a composite figure made up of a hemisphere and a cone in terms of pi? The radius is 10, and the slant height is 15. Ans: surface area: 350 pi units^2 volume: 1039.4 pi units^3
May 22, 2015 by Anonymous

math
Analyze It Questions: 1. Since the purpose of an ice cube is to keep a drink cold, is it better for an ice cube to have a high volume or a low volume? Why? (At least 3 sentences.) 2. Since heat touching the surface of an ice cube causes it to melt, is it better for an ice cube...
March 11, 2016 by cheyann

Math
I am doing a project, are my answers correct? 1. Find and simplify the volume-to-surface-area ratio for each of the three possible ice cube shapes. You can use this chart. |Shape| S/A Formula|Volume Formula Cube | S.A=6s^2 | V=s^3 6/s Sphere|S.A+4 pi r^2|V=4/3 pi r^3 3/r ...
March 4, 2016 by Alexia Smith

Math 11 Surface area, Volume and Capacity
A cylindrical tin can has a radius of 4.5cm and a height of 5 cm (a)What is the surface area of the can (b)What is its volume? (c)What is the cans capacity
February 28, 2012 by Montel

surface area & volume
How can I find the surface area and volume of a hexagonal prism if I don't know the height, only apothem and one side of the base? Thank you!
November 12, 2012 by Ashley

volume:ration
A worm has a diameter of 2.4cm and its length is upto 1.9M. a)How do I calculate the surface area? b)How do I calculate the volume? c)How do I work out the volume ratio of the worm? Please help! Thanx kim xxx Surface area= PI*2*radius * length] Volume= PI * radius^2 * length ...
November 17, 2006 by Kim

Bio
Please Check my work and help me to answer the questions i could not get. Measure the cube that you are given. Complete the chart on the next page for your cube, then fill in the spaces for two other cubes, one measuring 1 cm on an edge and the other measuring 0.5 cm on a side...
November 28, 2008 by Anonymous

Bio
Please Check my work and help me to answer the questions i could not get. Measure the cube that you are given. Complete the chart on the next page for your cube, then fill in the spaces for two other cubes, one measuring 1 cm on an edge and the other measuring 0.5 cm on a side...
November 29, 2008 by Anonymous

science
for the three cubes shown below, determine their surface area, volume and surface area to volume ratio. Then circle the one you believe would be the most efficient and write a summary stating why. 1.5 cm x 1.5 cm x 1.5 cm .5 cm x .5 cm x 6 cm 3 cm x 2 cm x 2 cm
September 28, 2011 by Beth

bio
3. For the three cubes shown below, determine their surface area, volume and surface area to volume ratio. Then, circle the one you believe would be the most efficient and write a summary stating why
September 2, 2012 by sharon

science
1. For the three cubes shown below, determine their surface area, volume and surface area to volume ratio. Then, circle the one you believe would be the most efficient and write a summary stating why.
March 28, 2013 by clarke

math-PLEASE CHECK AND HELP
find the surface area and volume of the right circular cylinder. The radius is 3 and height 6. This is what I put for volume: v=pir^2h pi(3cm)^2 6 cm= 54pi cm cubed can you please check this and show work on how to do the surface area? Thanks.
May 16, 2010 by crystal

Math
If the surface area of a certain body of water is 200 ft ^2 and the surface area to volume ration is 1:13; what is the volume of the body of water? I can't figure out the formula and answer to this problem.
January 21, 2013 by Diana M

math/algebra
The surface area of a rectangular prism is SA=2lw+2wh+2lh. The volume of a rectangular prism is V=lwh. Write an expression for the ration of surface area to volume.
June 9, 2016 by james

maths
the ratio of total surface area to the curved surface area of a right circular cylinder is 3:2 find the volume if its total surface area is 14784 cm2
December 6, 2015 by sukanya

math
Please help with this problem. Compute the following volume and surface area. A rectangular solid has sides of 7 cm, 9 cm, and 11 cm. What is its surface area. ________ square centimeters
June 18, 2012 by Leo

math
the volume of an cylindrical can with a radius r cm and height h cm is 128000 c^3, show that the surface area of the can is A=2(22/7)r^2 + 246000/r. Find the value for r to minimize the surface area. *i know what the quest. ask but i do not know how to apply it.
July 29, 2011 by Yuni

Science
What are the surface area, volume, surface area:volume, and distance of diffusion for the following dimensions: 1 cm x 1 cm x 1 cm 2 cm x 2 cm x 2 cm 1 cm x 1 cm x 6 cm
September 28, 2011 by Beth

Math
The size to which a pumpkin grows while on the vine is probably problematic, as our current visiting POLY pumpkins demonstrate. What if we were watching a pumpkin on the vine grow over time and that its shape was totally spherical. Now for your five (5) tasks: 1. Initially we ...
April 20, 2013 by Tho

Calculus-Optimal Form: need help... please
Suppose you are designing a coffee creamer container that has a volume of 48.42 cubic inches. Use the surface area and volume of a cylinder to develope an eqn. relating radius r and surface area S. ¡Ç=pi=3.14 S=2¡Çr^2+2¡Çrh V=¡Çhr^2
November 4, 2008 by Stephanie

surface area and volume
I really need some help, I don't fully understand. Exspecially with fractions, don't know how to enter them on calculator. 1. What is the approximate volume of the sphere? 524 m³ (my choice) 1,000 m³ 1,256 m³ 1,570 m³ 2. What is the approximate surface area of the sphere? ...
April 29, 2012 by lilman

Math, Please check answers
I do not want to fail this, could you please help me with number 1 and 3.D, and then check my other answers? Thank you. 1. Find and simplify the volume-to-surface-area ratio for each of the three possible ice cube shapes. You can use this chart. |Shape| S/A Formula|Volume ...
March 3, 2016 by Alexia Smith

math
The earth has a radius of 6,380 km. The formula for the volume of a sphere is �� V = 4/3 ðx^3, and the formula for surface area of a sphere is A = 4ðx^2 . Find the volume and surface area of the earth and write the answer in scientific notation with two numbers...
November 3, 2010 by james

Math
There are boxes without tops. Find the box with the least surface area for a given volume, V. Make a diagram (if you can). Hint: Volume=x^2y Area=x^2+4xy
February 22, 2014 by Gary

Math
Are these correct: 1a) Find the lateral surface area in square inches of the cone with the following dimensions: h= 24 in, radius = 10 in, slant height = 26 in. (Use Pi= 3.14) I didn't know how to do: Lateral Surface Area = ______ square inches (exact answer) 1b) Find the ...
May 16, 2008 by Mike

math: advanced geometry
if the surface area of a sphere equals the surface area of a cube, what is the ratio of the volume of the sphere to the volume of the cube?
May 15, 2012 by kerry

Volume and Surface Area
Find the exact surface area and volume of a right square pyramid with a radius of 2 inches and a height of 6 inches.
May 13, 2012 by Billy

chemistry
How do you solve this problem? In a certain industrial process involving a heterogeneous catalyst, the volume of the catalyst (in the shape of a shpere) is 10.0cm^3. Calculate the surface area of the catalyst. IF the sphere is broken down into eight spheres, each having a ...
July 15, 2010 by Jin

Math
the pretty perfume company designed a new perfume bottle. The bottle is to be a spherical shape with a diameter of 7cm. a) determine the volume and surface area of this bottle. b) The spherical bottle has a conical shaped lid with a diameter of 5cm and a height of 4.5cm. ...
June 3, 2010 by Dolcez

surface area and volume
A rectangular prism has a volume of 48 cubic feet and surface area of 88 square feet. what are its dimensions? plz help me
February 24, 2010 by yuku

Volume and surface area
A rectangular prism has a volume of 48 cubic feet and surface area of 88 square feet. what are its dimensions? plz help me
February 24, 2010 by yuku

Biology
When cells increase in size, the surface area to volume ratio decreases. But which surface area to volume ratio is better to the cell as well as to the organism? The larger or smaller ratio?
February 26, 2013 by Mengistu

Math
The surface area of a golf ball is 8.92 in ^2. The surface area of a softball is 53.78. Find the ratio of the volumes of a golf ball to a softball. Surface Area = 4π r^2 and Volume = 4/3π r^3 I don't understand this problem, could someone please help me?
February 8, 2012 by Brianna

math
looking at a square pyramid, if the size of the base remains the same and the height of the pyramid varies what are the minimum surface area and minimum volume the pyramid can have? The base is showing 2 in and the line on the right side of the base which I believe is also ...
January 5, 2011 by m

Math-Algebra 2
The surface area of a golf ball is 8.92 in ^2. The surface area of a softball is 53.78 in ^2. Find the ratio of the volumes of a golf ball to a softball. Surface Area = 4π r^2 and Volume = 4/3π r^3 I'm not sure if I did this problem right, but I think the answer is 0...
February 9, 2012 by Brianna

Biology
hello my teacher today during our Biology lesson said : Diffusion occurs more easily in smaller organisms because they have a bigger surface area than theie volume from inside But us humans , we have more problems id diffusing because we have a smalller surface area I did not ...
September 18, 2007 by British boy

Calc
Air is being pumped into a spherical balloon so that its volume increases at a rate of 90{cm}^3/s. How fast is the surface area of the balloon increasing when its radius is 7{cm}? Recall that a ball of radius r has volume \displaystyle V={4}/{3}pie r^3 and surface area S=4\pi r^2
March 15, 2009 by Vince

calc
the volume of a cylindrical tin can with a top and a bottom is to be 16*pi cubic inces. if a minimum amont of tin is to be used to construct the can, what must be the height, in inches, of the can? volume of cyliner is pi*r^2*h do i like take derivitive of something since it ...
December 8, 2006 by david

math
For this assignment, you will be finding the surface area and the volume of three different spherical objects. You will need to find three objects and measure the distance around the center using a ruler or tape measure. Show all work! I am using a lemon first. How do I get ...
June 22, 2015 by crissy

math
If the volume of a cylindrical block is equal to 800cm^3 prove that the total surface area is equal to 2(pi)x^2 + (1600)/x, where x cm is the radius of the base. hence obtain the value x which makes the surface area a minimum.
April 17, 2012 by matt

MATH
If the volume of a cylindrical block is equal to 800cm^3 prove that the total surface area is equal to 2(pi)x^2 + (1600)/x, where x cm is the radius of the base. hence obtain the value x which makes the surface area a minimum
December 1, 2016 by Grace

geometry
I found the volume of six cubes to total 336 cubic inches. How do I change the volume to surface area? I need to find the Find the total Surface Area
May 25, 2011 by JOY

Calculus I
The volume of a sphere is changing at a rate of 8pi cm/sec. What is the rate of change of its surface area when the radius is 1? (the volume of a sphere is given by V=4/3pir^3 and its surface area, by A=4pi r ^2).
April 12, 2016 by Brianna

Surface Area and Volume
Hi I am confused on how to get the correct answer. The question states: What is the surface area of the sphere if the radius is 16 cm? Please show your work. Thank you!
March 18, 2016 by Tyler P.

math PLEASE HELP!!!!!
Rectangular Prism: Length: 41 ft Width: 32 ft Height: 49 ft 1. Find the surface area for the given prism. (1 point) 7,154 ft^2 2,624 ft^2 9,778 ft^2 8,432 ft^2. Find the volume of the same prism. (1 point) 64,288 ft^3 31,312 ft^3 32,009 ft^3 323,208 ft^3 i know the formulas ...
April 9, 2014 by TTR+S<3

Calculus
Air is being pumped into a spherical balloon so that its volume increases at a rate of 80 cm^3 per second. How fast is the surface area of the balloon increasing when its radius is 9cm? * ball of radius r has volume V=(4/3)pi r^3 and surface area S=4pir^2 ** I try to do it ...
October 25, 2012 by Susanna

Math- Radius
The volume of a sphere is V = 14,130 ft3. What is its surface area? What is it's radius? The volume of a sphere is V = 4443 m3. What is its surface area? What is it's radius?
May 13, 2012 by Mike

Math 209
If a cylindrical container has a volume of cubic feet, then its surface area S in square feet (excluding the top and bottom) is given by S = s=(2π )/r where r is the radius of the cylinder. (a) Calculate S when r =1/2 foot (b) What happens to this surface area when r ...
July 9, 2011 by DeLynn Stewart

calc rates
Air is being pumped into a spherical balloon so that its volume increases at a rate of 50cm3/s. How fast is the surface area of the balloon increasing when its radius is 11cm? Recall that a ball of radius r has volume V=43πr3 and surface area S=4πr2.
April 12, 2015 by Anonymous

math
A rectangular prism has a volume of 8 cubic yards. Assume the dimensions are whole numbers. What dimensions yield a prism with the greatest surface area? the leaset surface area?
November 30, 2010 by Mally

Geometry plz help
A rectangular solid has a top face with surface area of 28 ft, a front face with surface area of 20 ft, and a side face with surface area of 70 ft. What is the volume of this solid?
November 29, 2009 by Ryan

Calculus
For a cylinder with a surface area of 90, what is the maximum volume that it can have? Round your answer to the nearest 4 decimal places. The volume of a cylinder is πr^2*h and the surface area is 2πrh+2πr^2.
November 4, 2015 by John

math
Okay. So i'm doing this project for my geometry class about different sports, soccer, baseball, basketball, bowling, golf, volleyball and pool. I have to find the surface area, volume, diameter, circumference, and radius of each of the balls. I got a circumference for each one...
May 23, 2007 by Emily

mathematics
the pretty perfume company designed a new perfume bottle. The bottle is to be a spherical shape with a diameter of 7cm. a) determine the volume and surface area of this bottle. b) The spherical bottle has a conical shaped lid with a diameter of 5cm and a height of 4.5cm. ...
June 3, 2010 by Dolceza

Math
I really do not want to fail this project, could anyone please help me understand this and go through step by step with me? Thank you so much. Modern Design magazine is having a contest to design the best ice cube in one of three shapes¡Xa cube, a sphere, or a cylinder. Use ...
March 2, 2016 by Alexia Smith

Calculus/Derivitives
A regular tetrahedron is a four sided pyramid with each side being an equilateral triangle. Let x be the length of the triangle's side. a) Prove that the surface area of a tetrahedron is V=x(cubed)(root)2/12 b) Prove that the surface area of a tetrahedron is SA=x(squared)(root...
April 12, 2010 by John

Calculus: need clarification to where the #'s go
Air is being pumped into a spherical balloon so that its volume increases at a rate of 80 \mbox{cm}^3\mbox{/s}. How fast is the surface area of the balloon increasing when its radius is 14 \mbox{cm}? Recall that a ball of radius r has volume \displaystyle V=\frac{4}{3}\pi r^3 ...
October 27, 2014 by Alessandra

geometry
Two similar solids have a scale factor of 3:5. If the height of solid I is 3 cm, find the height of solid II. If the surface area of I is 54pi cm squared, find the surface area of II. If the volume of II is 250pi cubed, find the volume of I
March 13, 2012 by Tim

Biology
Compared with a smaller cell, a larger cell of the same shape has a. the same surface-to-volume ratio. b. a smaller cytoplasm-to-nucleus ratio. c. less surface area. d. a smaller average distance between its mitochondria and the nucleus. e. less surface area per unit of volume...
March 30, 2009 by Cell size and shape

calculus
Suppose the volume, V , of a spherical tumour with a radius of r = 2 cm uniformly grows at a rate of dV/dt= 0.3 cm^3/day where t is the time in days. At what rate is the surface area of the tumour increasing? The volume of a sphere is given by V =4 3πr^3and the surface ...
November 1, 2014 by Quratulann

Calculus
Assume you wish to make a box whose base is a rectangle with one side twice as long as the other side and whose volume is 100 m^3. What would the minimum surface area be, if there is a minimum surface area? b) Under the same sceenerio as in (a), what would the maximum surface ...
May 13, 2011 by Abigail

math 12
A)a shed, in the shape of a square based prism, is to have volume 800meters cubed. determin the dimentions of the shed, with the minimum surface area. B)how would the answer change if the minimum surface area did not include the bottem of the shed? explain.
September 14, 2012 by neha

3D Shapes & Scale
An object is scaled up to be 1000x as large. How does the new surface area compare with the original surface area? How does the new volume compare with the original volume?
May 25, 2014 by Jane

Calculus (Parts A and B done, just help with C)
The radius, r, of a sphere is increasing at a constant rate of 0.05 meters per second. A. At the time when the radius of the sphere is 12 meters, what is the rate of increase in its volume? B. At the time when the volume of the sphere is 36pi cubic meters, what is the rate of ...
January 17, 2012 by Mishaka

Maths
(1) A cone has height of 8cm and circular radius 6cm calculate (a) It's Volume (b) It's Slant Height (c) The Curved Surface Area (d) The Total Surface Area
June 16, 2016 by Kelvin

calculus *improper integrals*
A hole of a radius of 1cm is pierced in a sphere of a 4cm radius. Calculate the volume of the remaining sphere. I know that the volume of a sphere with an exterior radius is of: V = pie(R^2 - r^2) dH where R^2 is the exterior surface area and r^2 is the interior surface area. ...
September 16, 2012 by John

surface area and volume
The diameter of two cones are equal if their slant height are in the ratio 5:4, find the ratio of their curved surface area
January 31, 2016 by s.yashraj

Math for Ms. Sue please! Last math questions!
For numbers 1–3, find the indicated measurement of the figure described. Use 3.14 for pi and round to the nearest tenth. Find the surface area of a sphere with a radius of 8 cm. 267.9 cm^2 803.8 cm^2 2143.6 cm^2 201.0 cm^2 Find the surface area of a sphere with a diameter of...
March 3, 2013 by Delilah

Geometry
The volume of two similar rectangular prisms are 64cm^3 and 1000cm^3. The surface area of the smaller figure is 112cm^2. What is the surface area in square centimeters of the larger figure?
September 29, 2013 by George

Math
A cylinder has a height of 15 inches and a diameter of 12 inches. Use pi = 3.14 What is the Lateral Surface Area? What is the volume ? 1697 cubic inches how do i do lateral surface area
May 15, 2008 by Mike

Math
A rectangular prism has a volume of 960cm. It's width, length, and height are in the ratio 3:5:8. A) Determine the dimensions of the prism B) What is the ratio of the left side to the front to the top of the prism by surface area? C) Calculate the surface area of the prism.
May 15, 2011 by Annika

Math
A cylindrical storage tank has a height of 100 feet and a diameter of 10 feet. (Use pi = 3.14) What is the lateral surface area of the tank? How do i find lateral surface area of the tank What is the volume? 7850 cubic feet What is the volume in gallons of water if 7.48 ...
May 14, 2008 by Mike

Math
A cylindrical storage tank has a height of 100 feet and a diameter of 10 feet. (Use pi = 3.14) What is the lateral surface area of the tank? How do i find lateral surface area of the tank What is the volume? 7850 cubic feet What is the volume in gallons of water if 7.48 ...
May 14, 2008 by Mike

bio
How does the surface area-to-volume ratio of a 1-mm cube compare to the surface area-to- volume ratio of a 3-mm cube? 1. The ratio does not change. 2. The ratio increases as the cube becomes larger. 3. Increasing the volume increases the ra- tio. 4. The 3 mm cube has a higher ...
February 19, 2012 by anmol

geometry
The volume of two similar solids is 1331 m3 and 729 m3. The surface area of the larger solid is 605 m2. What is the surface area, in square meters, of the smaller solid? Answer A. 81 B. 121 C. 305 D. 405
April 2, 2012 by Anonymous

MATHS
Hi Just checking The area of one face of a cube is 64cm squared What it the total surface area of the cube? DO we do 64 times 6 and the answer is 384 cm cubed? Also it askes what is the volume I do 64 cubed which is 262144 cm cubed ? AM I right ? yes- the total surface area is...
April 15, 2007 by gt

Math
A spherical balloon expands uniformly as it is inflated. The radius of the balloon in r meters at time t seconds. Find the radius, the volume, and the surface area of the balloon when the rates of increase of the surface area of the balloon and the radius are numerically equal
November 30, 2015 by Daniel

algebra/geometry please correct me
You need to make a soda can with a volume of 29 cubic inches. Find the surface area. calculate the following: a) How much material is needed if the can's radius is 2 inch? Answer with the help of Reiny, but doing it with a different radius to make sure I got it. let the height...
November 8, 2010 by Nancy

Geometry
I need an example of two cereal boxes that have the same volume but different surface area. I need the brand and box sizes. Then I need to pick one of the cereal boxes and redesign it so that it has the same volume but less surface area. Why do you think most products are not ...
December 9, 2013 by Johnnie

Algebra 1
Earth has a radius of about 6.4 x 10 to the 6th power m. Approximate the surface area of earth using the formula for the surface area is a sphere, S = 4 pi r squared. Earths surface is about 70 percent water. About how many square meters of earths surface are covered with ...
February 19, 2015 by Lauren

calculus
A hole of a radius of 1cm is pierced in a sphere of a 4cm radius. Calculate the volume of the remaining sphere. I know that the volume of a sphere with an exterior radius is of: V = pie(R^2 - r^2) dH where R^2 is the exterior surface area and r^2 is the interior surface area. ...
September 15, 2012 by John

math
A 12 cm by 12 cm ice cube tray is in the shape of a cuboid with twelve hemispheres inset. The depth of each hemispheres is 1 cm. a) If all the hemispheres were filled with water, calculate the total volume of water that the ice cube tray could hold. It is now desired to paint ...
April 28, 2014 by Lucas

Surface Area
[Given] Fiber Linear Density = 1 denier = 1 g/9000m Fiber Density = 1.14 g/cm^3 [Find..] Fiber surface area in cm^2/g Assume that the fiber strand is a uniform cylinder [Answer] Surface area = 3,150 cm^2/g ....... how do i get to the answer? my professor gives us these notes: ...
September 14, 2007 by COFFEE

geometry/algebra
I asked this question yesterday, and I'm trying to understand it since I got the wrong answer - please explain: You need to make a soda can with a volume of 29 cubic inches. Find the surface area. calculate the following: a) How much material is needed if the can's radius is 1...
November 9, 2010 by Nancy

Math ASAP
Height: 10 inches Base Perimeter: 40 inches Lateral Surface Area: 400 square inches (^^^this is the total surface area of the sides) What is the Surface Area of the triangular prism?
August 26, 2013 by Omar

geometry
Pyramid has a base 6 yards X 6yards. Its height is 4 yards. Volume= Surface Area= I got 60 square yards for the surface area but it was wrong.
October 5, 2010 by Linda

Math
Check my answer please? Yuri is wrapping presents. The first box measures 9 inches by 12 inches by 2 inches. He has a second box with dimensions that are each half of the length of the first box. How does the surface area of the second box compare with the surface are of the ...
April 17, 2011 by Sammy

math(again)
the ? says "a cone has the surface area of 160 sq. in. If the dimensions are reduced by 1/2,what is the surface area of the new cone?" i just cant seem to find the formula for the surface area of the cone.
January 5, 2009 by brianna

Geometry
find the radius of a sphere withh the given property. A.The number of square meters of a surface area equals the number of cubic meters of volume. B. The ratio of surface area in square meters to volume in cubic meters is 1:5.
September 29, 2013 by George

Math
Are these correct 2a) For the cone, find the Lateral Surface Area in square inches. (Hint: Use the pythagorean theorem to find the slant height) diameter= 12 inches, height= 8 inches Lateral Surface Area= 301.5928 square inches 2b) Find the volume in cubic inches Volume = 88....
May 16, 2008 by Mike

physics
How would you calculate the diameter of an oil molecule.A droplet of oil of given volume (cm cubed)is dropped onto a surface of water and spreads to fill area (cm square).The thickness of water is equal to the diameter of the molecule.Is there a formula to used to find this ...
February 18, 2007 by mo.

maths
A metal pipe is 63cm long. Inner diameter of a cross section is 6m and the outer diameter is 8cm find:-surface area of the base a , surface area of the base b , the outer curved surface area inner curved surface area total surface area
November 8, 2012 by chaithu

Math ASAP
Height: 10 inches Base Perimeter: 40 inches Lateral Surface Area: 400 square inches (^^^this is the total surface area of the sides) What is the Surface Area of the triangular prism? (the picture of the shape looks like a pentagon but the rectangle is much longer)
August 26, 2013 by Omar

maths
b) if the surface area of the base is increased by times its original surface area,(with the same vertical height),calculate the new surface area of the pyramid.
April 5, 2011 by simrat

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