https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-geometry/cc-8th-pythagorean-theorem/v/the-pythagorean-theorem 2023-05-23T10:21:00.469536483Z Intro to the Pythagorean theorem The Pythagorean theorem is a cornerstone of math that helps us find the missing side length of a right triangle. In a right triangle with sides A, B, and hypotenuse C, the theorem states that A² + B² = C². The hypotenuse is the longest side, opposite the right angle. Sal Khan video https://cdn.kastatic.org/googleusercontent/zm9lxg5aZkInLh29lDFE0ccgsSaxlQuzX0ogkP6IbAwcTeapeXzOpPLaFNmpA6WAoS_PhTCuQDrDMou_Wqr5Y4nf Intro to the Pythagorean theorem The Pythagorean theorem is a cornerstone of math that helps us find the missing side length of a right triangle. In a right triangle with sides A, B, and hypotenuse C, the theorem states that A² + B² = C². The hypotenuse is the longest side, opposite the right angle. https://cdn.kastatic.org/ka-youtube-converted/AA6RfgP-AHU.mp4/AA6RfgP-AHU.mp4 646 Triangles https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-geometry/cc-8th-pythagorean-theorem/v/pythagorean-theorem-2 2023-05-23T10:21:00.469536483Z Pythagorean theorem example The Pythagorean theorem states that in a right triangle, the sum of the squares of the two shorter sides equals the square of the longest side (the hypotenuse). We can apply the theorem to find the missing side length of a right triangle, even when the missing length is one of the shorter sides. Sal Khan video https://cdn.kastatic.org/googleusercontent/XK32AoBZRozQUpZpJZzO8wJ8dubmK4CBTp2rLWlJZZ1yp0lA38Fb8jbNDKgET_aGDhKN3AP6t7rikDHupKmPUbY Pythagorean theorem example The Pythagorean theorem states that in a right triangle, the sum of the squares of the two shorter sides equals the square of the longest side (the hypotenuse). We can apply the theorem to find the missing side length of a right triangle, even when the missing length is one of the shorter sides. https://cdn.kastatic.org/ka-youtube-converted/O64YFlX1_aI.mp4/O64YFlX1_aI.mp4 257 Triangles https://www.khanacademy.org/districts-courses/geometry-scps-pilot-textbook/x398e4b4a0a333d18:properties-and-attributes-of-triangles/x398e4b4a0a333d18:medians-and-altitudes-of-triangles/v/intro-to-medians-of-a-triangle-class-7-india-math-khan-academy 2021-07-02T09:35:35Z Intro to medians of a triangle Let's get introduced to medians of a triangle and learn what centroids are. Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/t7OPUsgVEIuYj41K54WrfklJHYd53UanJSJy1-buyZqs7XSIOtz2ZajmyOuocKoTtELjjxKf0bqFxqSomwA-11ZNuA Intro to medians of a triangle Let's get introduced to medians of a triangle and learn what centroids are. https://cdn.kastatic.org/ka-youtube-converted/cr92Xwb4CoA.mp4/cr92Xwb4CoA.mp4 328 Triangles https://www.khanacademy.org/math/geometry/hs-geo-similarity/hs-geo-triangle-similarity-intro/v/similar-triangle-basics 2021-02-16T16:08:13Z Intro to triangle similarity Sal explains what it means for triangles to be similar, and how this follows from the definition of similarity. Sal Khan video https://cdn.kastatic.org/googleusercontent/OHhtWwIKWzAma1-dD917cycApEdcQ-aA6xy51bFuRX0N3nbYSM7_3kEBAv3uEJgntUvnRdTG8APh1fygBYK9Pfc Intro to triangle similarity Sal explains what it means for triangles to be similar, and how this follows from the definition of similarity. https://cdn.kastatic.org/ka-youtube-converted/9ThXDY9Y3oU.mp4/9ThXDY9Y3oU.mp4 557 Triangles https://www.khanacademy.org/math/revision-up-math-class-7/xad74f3b46242b79b:week-1-revision-up-math-class-7/xad74f3b46242b79b:triangles-revision-up-math-class-7/e/revision-triangles-up-math-class-7 2026-04-07T23:17:37.123726494Z Revision Triangles Practice problems for revision of Triangles. Satya Swaroop exercise