Google, IBM & Meta Certificates — All 10,000+ Courses at 40% Off
One annual plan covers every course and certificate on Coursera. 40% off for a limited time.
Get Full Access
Master GCSE-level trigonometry through this comprehensive video series that covers fundamental concepts from basic triangle identification to advanced problem-solving techniques. Begin with identifying the sides of right-angled triangles and progress through calculating trigonometric ratios using SOHCAHTOA (sine, cosine, and tangent relationships). Learn to find missing sides and angles in triangles, work with exact trigonometric values using both hand tricks and reference tables, and apply the Pythagorean theorem in various contexts. Explore advanced topics including the sine and cosine rules for non-right triangles, calculating triangle areas using the formula 1/2absinC, and solving problems involving angles of elevation and depression. Develop skills in three-dimensional trigonometry for spatial problem-solving and gain an introduction to vectors. Practice using calculators and trigonometric tables to solve for unknown angles and sides, building the mathematical foundation needed for GCSE mathematics examinations and real-world applications.
