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Curated by: Khan Academy India - English (10 videos)
In this video, Supriya explains how to find the trigonometric ratios (sin, cos, tan, cosec, sec, and cot) of some special angles: 0 degrees and 90 degrees. To watch the previous video, click: https://youtu.be/rWxGu7M5qeQ For more details on 30-60-90 triangle, watch: https://youtu.be/SFL4stapeUs For more details on 45-45-90 triangle, watch: https://youtu.be/McINBOFCGH8 For more free lessons & practice - https://www.khanacademy.org/math/in-in-grade-10-ncert Khan Academy is a nonprofit organization with the mission of providing 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! Created by Supriya.