Surface Area & Volumes

Formula for Circumference of Circle (Perimeter) – Examples

Here you will learn what is the formula for circumference of circle (perimeter of circle) with examples. Let’s begin – What is Circumference ? The perimeter (boundary) of a circle is called its circumference. It is the distance covered by travelling once around circle. Formula for Circumference of Circle (Perimeter of Circle) Circumference of circle …

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Volume of Sphere and Hemisphere – Formula and Examples

Here you will learn what is the formula for volume of sphere and hemisphere with examples based on it. Let’s begin –  Formula for Volume of Sphere and Hemisphere (i) Volume of Sphere Formula Volume of sphere = \({4\over 3}\pi r^3\) where r is the radius of sphere. (ii) Volume of Hemisphere Formula Volume of …

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