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3 days ago · In this area of a sphere calculator, we use four equations: Given radius: A = 4 × π × r²; Given diameter: A = π × d²; Given volume: A = ³√(36 × π × V²); and; Given surface to volume ratio: A = 36 × π / (A/V)². Our area of a sphere calculator allows you to calculate the area in many different units, including SI and imperial units.
Surface area of a sphere is defined as the total area covered its outer surface. A sphere has surface area equal to 4 π r2 square units. Learn easy and best methods to calculate the surface area of spherical objects at BYJU’S
1 day ago · Surface Area of a Sphere. A sphere is a perfectly round geometrical 3-dimensional object. It can be characterized as the set of all points located distance r r (radius) away from a given point (center). It is perfectly symmetrical, and has no edges or vertices. A sphere with radius r r has a volume of \frac {4} {3} \pi r^3 34πr3 and a surface ...
Jan 16, 2024 · To find the surface area of a sphere, use the equation 4πr2, where r stands for the radius, which you will multiply by itself to square it. Then, multiply the squared radius by 4. For example, if the radius is 5, it would be 25 times 4, which equals 100.
Oct 4, 2023 · Surface Area of a Sphere Calculator. Online calculator to calculate the surface area of geometric solids including a capsule, cone, frustum, cube, cylinder, hemisphere, pyramid, rectangular prism, sphere, spherical cap, and triangular prism.
Mar 18, 2024 · Reviewed by Steven Wooding and Jack Bowater. Last updated: Mar 18, 2024. Cite. Table of contents: What is a surface area? Surface area definition. Formula for the surface area of... Surface area of a sphere. Surface area of a cylinder. Surface area of a cone. Surface area of a cube. Surface area of a pyramid. Surface area of a rectangular prism.
The surface area of a sphere is 4πr 2. Since a hemisphere is half of a sphere, its surface area, S, is half the surface area of a sphere plus the area of the circular base (shown in gray) created by intersection of the plane and sphere: where r is the radius of the hemisphere.
Jun 11, 2023 · The surface area of a sphere is the entire region covered by its outer round surface. It is also the curved surface area of a sphere. Like all other surface area it is expressed in square units such as m 2, cm 2, and mm 2. We will learn how to find the surface area of a solid sphere. The equations are given below.
Surface Area of a Sphere. Unlike a cone, cube, or cylinder, a sphere does not have any edges. So a sphere has only one continuous surface. And the area covered by this surface is the surface area of the sphere. Formula | Surface Area of a Sphere. For a sphere with a radius \hspace {0.2em} r \hspace {0.2em} r, the surface area is given by.
The surface area of a sphere is given by the formula Where r is the radius of the sphere. In the figure above, drag the orange dot to change the radius of the sphere and note how the formula is used to calculate the surface area.
