https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:surface-areas-and-volumes/x06d55bfa213a79fd:hemisphere/v/volume-of-a-hemisphere 2025-10-27T12:01:04.888258735Z Volume of a hemisphere In this video, we explore the volume of a hemisphere—a three-dimensional shape that's half of a sphere. You'll learn the formula for calculating its volume, understand how it's derived, and see how it compares to the volume of a full sphere. We also walk through a practice question step by step to help reinforce the concept and build confidence. With clear visuals and intuitive explanations, this lesson makes 3D geometry feel simple and approachable—perfect for students preparing for exams or anyone curious about how shapes hold space. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!Unit link 00:00 Volume of sphere- Introduction 00:45 Volume of hemisphere 01:15 Practice Question Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Khan Academy Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Volume of a hemisphere In this video, we explore the volume of a hemisphere—a three-dimensional shape that's half of a sphere. You'll learn the formula for calculating its volume, understand how it's derived, and see how it compares to the volume of a full sphere. We also walk through a practice question step by step to help reinforce the concept and build confidence. With clear visuals and intuitive explanations, this lesson makes 3D geometry feel simple and approachable—perfect for students preparing for exams or anyone curious about how shapes hold space. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!Unit link 00:00 Volume of sphere- Introduction 00:45 Volume of hemisphere 01:15 Practice Question Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/4ocKazhuc1Y.mp4/4ocKazhuc1Y.mp4 146 Volume of a hemisphere https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:surface-areas-and-volumes/x06d55bfa213a79fd:hemisphere/e/volume-of-hemisphere-word-problems 2025-10-06T11:00:50.235589704Z Volume of hemisphere : Word problems In this exercise students apply their understanding of formula and concepts of finding volume of hemisphere Khan Academy exercise