Determining integral for volume with rectangular cross sections | Khan Academy

"Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! https://www.khanacademy.org/math/ap-calculus-ab/ab-applications-of-integration-new/ab-8-7/v/determining-integral-for-volume-with-rectangular-cross-sections Uploaded 30-08-26 Determine the integral used to calculate the volume of a solid with a known base and a cross section that is a rectangle. Khan Academy is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We offer quizzes, questions, instructional videos, and articles on a range of academic subjects, including math, biology, chemistry, physics, history, economics, finance, grammar, preschool learning, and more. We provide teachers with tools and data so they can help their students develop the skills, habits, and mindsets for success in school and beyond. Khan Academy has been translated into dozens of languages, and 15 million people around the globe learn on Khan Academy every month. As a 501(c)(3) nonprofit organization, we would love your help! Donate or volunteer today! Donate here: https://www.khanacademy.org/donate?utm_source=youtube&utm_medium=desc Volunteer here: https://www.khanacademy.org/contribute?utm_source=youtube&utm_medium=desc" Learn more about your ad choices. Visit megaphone.fm/adchoices