Surface Area of Sphere
Category : 8th Class
Surface Area of Sphere
Any round figure like football, cricket ball, etc. are known as sphere.
Sphere is a three dimensional figure having certain radius and volume.
The surface area of the sphere \[=4\pi {{r}^{2}}\]
Volume of the sphere \[=\frac{4}{3}\pi {{r}^{3}}\]
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