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4 pi r 2

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Q: Equation for surface area of a sphere?
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What is the equation for the surface area of a sphere?

Surface area of a sphere with radius r = 4(pi)r2


Formula for area of a sphere?

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.


What is the radius of a sphere that has a surface area of 1742400 squre ft?

Finding the radius of a Sphere by using the surface area is a multi-step mathematical equation. The radius (r) of a sphere with a surface area of 1742400ft is 372.365ft.


Where might one find the mathematical equation for the surface area of a sphere?

One might find the mathematical equation for the surface area of a sphere in a mathematics textbook. One might also find the equation at online math study groups.


What is the surface area of the earth and how do you come up with the surface area?

Lets pretend that the Earth is a perfect sphere. Surface area of a sphere = 4(pi)(radius)^2. The radius of earth is 6378.1 km. Plug that into your equation and you'll get your answer.


An architect determined the relationship between V the volume of a sphere and S the surface area of the sphere. Write a equation that represents this relationship?

Volume of a sphere = 4/3*pi*radius3 measured in cubic units Surface area of a sphere = 4*pi*radius2 measured in square units


What is the surface area of a sphere?

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


Surface area of sphere?

Surface area of sphere is : A= 4*pie*r^2


What is the surface area of a sphere with radius 6?

The surface area of a sphere with radius 6 is: 452 square units.


How do you find the surface area of a hemisphere?

To find the surface area of a hemisphere, you can use the formula: SA = 2πr^2, where r is the radius of the hemisphere. This formula takes into account the curved surface area of the hemisphere.


How do you determine the surface area of a partial sphere?

Take the surface area of the sphere as of it was whole, and divide by the amount of the sphere that is missing.


What is the formula for the surface area of a sphere with radius r equals 5?

Surface area of a sphere: A = 4πr2So, surface area = 4pi52