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Formula for calculating the area of sphere is :

4 * pi * r * r

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The formula for calculating the surface area of a sphere is 4πr², where r is the radius of the sphere. This formula represents the area covered by the curved surface of the sphere.

Q: Formula for calculating the area of sphere?

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The formula for calculating heat transfer by convection is: Q = h * A * ΔT, where Q is the heat transfer rate, h is the convection heat transfer coefficient, A is the surface area, and ΔT is the temperature difference between the surface and the surrounding fluid.

Assuming it is a perfect sphere (or close to it), you can use the formula for a sphere. V = (4/3) pi r3.

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Formula for calculating the area of a hemisphere... Area = (4 x pi x r2) / 2

SA = 4 π r2 (SA is surface area = 4 (X) pi(3.142) (X) R(adius) squared

Surface area of a sphere = 4πr2

The formula for the surface area of a sphere is: 4 pi r 2

Surface area of a sphere = 4*pi*radius2

(4/3)*pi*r^3 pi is constant 3.14, r is radius of the sphere.

The formula for the surface area of a sphere is 4*pi*r2

V=4/3*Pi*r3 where r is the radius.

The area of a sphere is 4 (pi) (radius)2. The area of 1/2 of the sphere is 2 (pi) (radius)2. If you want to add in the flat end of the hemisphere, that makes the total surface area 3 (pi) (radius)2.

There is NO equation for the area of a sphere Assuming you mean surface area, the surface area of a sphere of radius r is 4πr^2.

Surface area of a sphere = 4*pi*radius2

Use the formula for volume to solve for the radius of the sphere and then plug that radius into the formula for the surface area of a sphere.