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Final exam for secondary school math In this math learning video, I (Susanne) explain a task from the final exam for 10th grade secondary school in Baden-Württemberg in 2020. We use the sine, cosine and tangent on the right-angled triangle to calculate the angle delta. Mathematics explained simply. 0:00 Introduction - final exam for secondary school math 1:02 drawing right-angled triangles 3:24 cosine of a right-angled triangle 5:44 sine of a right-angled triangle 7:30 tangent of a right-angled triangle 8:24 Until the next video :) Become a channel member now and support my channel: ➤ https://www.youtube.com/mathematrick/... 😊 💕 MY COMPLETE EQUIPMENT ➤ https://mathematrick.de/mein-equipment/ Feel free to support me with a few coins for a cup of tea! 🍵 ➤ https://www.paypal.me/MathemitSusanne ❤️ ABOUT ME 📱 My Insta: @mathema_trick 💡 My website: http://www.MathemaTrick.de 📝 My email: [email protected] 🎤 My band: / moonsunband Address for business inquiries and fan mail: Susanne Scherer Gaustraße 8, F32 67655 Kaiserslautern Please send packages and parcels directly to the DHL Packstation: Susanne Scherer 1054501450 Packstation 179 67655 Kaiserslautern #FinalExam #SecondarySchool #MathemaTrick