This video explains how to find the exact values of trig functions such as sine, cosine, and tangent using the 30-60-90 and 45-45-90 reference triangles and using SOHCAHTOA. Access Full-Length Premium Videos: https://www.patreon.com/MathScienceTutor _____________________________________________________________________________________________ Trigonometry - Basic Introduction: https://www.youtube.com/watch?v=g8VCHoSk5_o Introduction to Angles: https://www.youtube.com/watch?v=oxhXz9_uyiM Radians and Degrees: https://www.youtube.com/watch?v=JmLN3QxshlE What Exactly Is a Radian? https://www.youtube.com/watch?v=CHCWXAkozHM Coterminal Angles: https://www.youtube.com/watch?v=RkMhGwp8pv4 Decimal Degrees to DMS: https://www.youtube.com/watch?v=W9kousU6AI0 Arc Length of a Circle and Sector Area: https://www.youtube.com/watch?v=C9z3FXS7nlo Linear Speed and Angular Velocity: https://www.youtube.com/watch?v=FgTvlGm9jgE Clock to Angle Problems: https://www.youtube.com/watch?v=LEHYr0XfSyI The Unit Circle: https://www.youtube.com/watch?v=57VrEiEPD1I ______________________________________________________________________________________________ Reference Angles: https://www.youtube.com/watch?v=E-xFXpVo14o The Six Trigonometric Functions: https://www.youtube.com/watch?v=WvoFgL4P_rw How To Solve Right Triangles: https://www.youtube.com/watch?v=i3bjEOA5_zc Reciprocal Identities: https://www.youtube.com/watch?v=UeuuFqbTYgA Quotient Identities: https://www.youtube.com/watch?v=7PVKbyLFY5U Even and Odd Trigonometric Identities: https://www.youtube.com/watch?v=5p8hokJ3Cqo Pythagorean Identities: https://www.youtube.com/watch?v=TpADRvW8zm8 Trig Functions - Periodic Properties: https://www.youtube.com/watch?v=8Z60_yXX4xA Trigonometry For Beginners: https://www.youtube.com/watch?v=PUB0TaZ7bhA The Exact Value of Trig Functions: https://www.youtube.com/watch?v=bTdjcvm6pPo Special Right Triangles - 30 60 90: https://www.youtube.com/watch?v=p70UBGCHZrQ Special Right Triangles - 45 45 90: https://www.youtube.com/watch?v=xzMirNSv1d0 Cofunction Identities: https://www.youtube.com/watch?v=35fxto48HZY ______________________________________________________________________________________________ Angle of Elevation Problems: https://www.youtube.com/watch?v=uyKvSe6Ltgs Evaluating Trig Functions Given a Point: https://www.youtube.com/watch?v=P8rdY2ahkms Exact Value of 5 Remaining Trig Functions: https://www.youtube.com/watch?v=H7GwDntpGUY Evaluate Trig Functions - Reference Angles: https://www.youtube.com/watch?v=V8LEHEzdU2U How To Graph Trig Functions: https://www.youtube.com/watch?v=fo_q9mEAFp4 How To Graph Sine and Cosine: https://www.youtube.com/watch?v=bm8oYKKlCXI Evaluating Inverse Trig Functions: https://www.youtube.com/watch?v=jt7p-mCC0ng Finding The Missing Side of a Triangle: https://www.youtube.com/watch?v=tielQ3ejh70 Finding The Missing Angle of a Triangle: https://www.youtube.com/watch?v=4Dv5IFqATrc Two Triangle Trigonometry Problems: https://www.youtube.com/watch?v=OTP885mApV8 Bearings Vs Direction - Word Problems: https://www.youtube.com/watch?v=jyi5zW8mavs Two Triangle Problems - More Examples: https://www.youtube.com/watch?v=QM1T6eL8t48 _____________________________________________________________________________________________ Verifying Trig Identities: https://www.youtube.com/watch?v=Rf05H8ogHLg Trigonometry Final Exam Review: https://www.youtube.com/watch?v=OAsbx4TEnL0