enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Volume & Surface Area of a Sphere | Formula & Examples

    study.com/learn/lesson/volume-surface-area-sphere.html

    The formula for the volume of a sphere is V= 4/3*pi* r cubed. In this formula, r is the radius of the sphere. Pi represents the irrational number that is approximated by 3.14. The decimal ...

  3. Volume of a Sphere | Formula & Derivatives - Lesson - Study.com

    study.com/academy/lesson/derivation-of-formula-for-volume-of-the-sphere-by...

    The volume of a sphere is related to its radius, and it is written mathematically as V s p h e r e = 4 3 π r 3 where V stands for volume and r is the radius. Because volume is the amount of space ...

  4. Volume of Cylinders, Cones & Spheres | Formula & Examples

    study.com/academy/lesson/volume-of-cylinders-cones-and-spheres.html

    The formula for the volume of a sphere is 4/3*pi*r^3. Learning Outcomes. After reviewing this lesson, you'll have the ability to: Identify the volume formulas for cylinders, cones and spheres ;

  5. Volume of a Hemisphere | Formula, Steps & Examples

    study.com/academy/lesson/volume-of-a-hemisphere.html

    2. Half the earth is a hemisphere. The radius is given as r = 3200 km. Therefore, the volume of half the earth will be the volume of the hemisphere which is: V = (2/3) x pi x r^3 = (2/3) x pi x ...

  6. What is a Sphere Shape? | Definition, Formula & Examples

    study.com/academy/lesson/sphere-definition-formulas-quiz.html

    The sphere formula for volume is expressed by the equation below: {eq}V=\frac{4}{3}\pi r^{3} {/eq} Notice that the radius is now cubed instead of squared. This is because volume is depicting space ...

  7. Volume of a Sphere | Formula & Derivatives - Video | Study.com

    study.com/academy/lesson/video/derivation-of-formula-for-volume-of-the-sphere...

    The volume of a sphere tells us how much of something is inside the sphere. The equation for finding the volume of a sphere is:The general way to derive this expression is to construct slices of ...

  8. Surface Area of a Hemisphere | Overview & Formula | Study.com

    study.com/academy/lesson/surface-area-of-a-hemisphere.html

    The formula for the surface area of a sphere is 4 π r 2 square units. The surface area of the curved area of a hemisphere is half of that: 2 π r 2 square units. The surface area of the base area ...

  9. How to Find the Volume of a Sphere | Algebra - Study.com

    study.com/skill/learn/how-to-find-the-volume-of-a-sphere-explanation.html

    Step 1: Write down the equation for the volume of a sphere. V = 4 3 π r 3. Step 2: Identify the radius of the sphere. The radius is 8. Step 3: Plug in the value of the radius into the equation. V ...

  10. Surface Area to Volume Ratio | Formula & Calculation

    study.com/academy/lesson/surface-area-to-volume-ratio.html

    If you have a radius of 1 centimeter for a volume of 4.187 cubic centimeters, then your surface-area-to-volume ratio is 3 / 1 = 3. All you have to do is plug in your value for the radius. Surface ...

  11. Surface Area of a Sphere | Formula, Calculation & Examples

    study.com/academy/lesson/derivation-of-formula-for-total-surface-area-of-the...

    Answers. 1. The surface area formula is given by A = 4 (pi) (r^2), where A = surface area and r = radius of the sphere. Hence, using the information given in the question, where r = 2, the formula ...