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Sphere - Wikipedia


A sphere is a perfectly round geometrical object in three-dimensional .... Archimedes first derived this formula, which shows that the volume inside a sphere is 2/3 that of a circumscribed cylinder....

Volume of a sphere | Solid geometry (video) | Khan Academy


The formula for the volume of a sphere is V = 4/3 πr³. See the formula used in an example where we are given the diameter of the sphere.

How Do You Find the Volume of a Sphere? | Virtual Nerd


Perimeter, Area and Volume · Volume · Finding Volumes ... If you know the radius of the sphere, you can simply plug that value into the formula for the volume of ...

Volume of a sphere - Math Open Reference


Animated demonstration of the sphere volume calculation.

Derivation of Formula for Volume of the Sphere by Integration ...


Figure for the Derivation of Formula of Sphere by Integration The differential element shown in the figure is cylindrical with radius x and altitude dy. The volume ...

Volume of a Sphere - AAA Math


An interactive math lesson to teach how to find the volume of a sphere. ... The volume of a sphere can be found by the formula: volume = 4/3 π r<sup>3</sup> ...

Area and Volume Formula for geometrical figures


Area and Volume Formula for geometrical figures - square, rectangle, triangle, polygon, circle, ellipse, trapezoid, cube, sphere, cylinder and cone.

SOME FORMULAS Volume of a solid sphere of radius r: 4 πr3 ...


May 1, 2003 ... SOME FORMULAS. Volume of a solid sphere of radius r: 4. 3 πr3. Surface area of a sphere of radius r: 4πr2. Volume of a cylinder: πr2h.

Areas, Volumes, Surface Areas - Math


Math2.org Math Tables: Areas, Volumes, Surface Areas. (Math) ... [s(s-a)(s-b)(s-c) ] when s = (a+b+c)/2 (Heron's formula). regular polygon ... sphere = (4/3) [pi] r<sup>3</sup>.

Kids Math: Finding the Volume and Surface Area of a Sphere


Finding the Volume and. Surface Area of a Sphere. What is a sphere? A sphere is a three dimensional version of a circle, like a basketball or a marble.

Formula for the Volume of a Sphere
A sphere is a three-dimensional shape that has no corners. It is perfectly symmetrical and every point on the sphere is the same distance from the central point. Round balls are shaped like spheres. The earth is a spheroid -- it is sphere-like. The North... More »
Difficulty: Easy
Source: www.ehow.com
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Volume Formulas - Math.com


cone = (1/3) b h = 1/3 pi r <sup>2</sup> h. sphere = (4/3) pi r <sup>3</sup>. ellipsoid = (4/3) pi r1 r2 r3. Units. Volume is measured in "cubic" units. The volume of a figure is the number of ...

What is the Formula for the Volume of a Sphere? | Virtual Nerd


volume; sphere; 2/3 volume of cylinder; pi; radius; 2r; r3 ... What is a Sphere? ... of the sphere, you can simply plug that value into the formula for the volume of a ...

How to Calculate the Volume of a Sphere: 5 Steps


Write down the equation for calculating the volume of a sphere. This is the equation: V = ⁴⁄₃πr³. In this equation, "V" represents volume and "r" represents the ...