A video revising the techniques and strategies for finding the exact trigonometric values (non-calculator). This video is part of the Pythagoras and Trigonometry module in GCSE maths, see my other videos below to continue with the series. Part 1 - Pythagoras - Part 2 - Trigonometry (Side Lengths) - Part 3 - Trigonometry (Angles) - Part 4 - Finding the Exact Values (Higher Only) - Part 5 - Sine Rule (Higher Only) - Part 6 - Cosine Rule (Higher Only) - Part 7 - Area of a Triangle (Higher Only) - Part 8 - Proving the Trigonometric Rules (Higher Only) - These are the calculators that I recommend: Casio fx-83GTX Scientific Calculator, Black - Casio Fx-991ex Scientific Calculator Fx 991 Ex - New + 552 Function - Classwiz - 🔹 Watch the video 🔹 Make notes 🔹 Practice the questions 🔹 Mark your work 🔹 Review what you have learnt on the exam questions The Entire 9-1 GCSE Maths Exam in only 2 hours!! Higher and Foundation Revision - Please like ✅ please comment ✅ please subscribe ✅ Enjoy the video! Follow me here: Instagram: Twitter: Music: That Day Musician: Jef