GCSE Maths - All the Trigonometry Equations you Need To know! (2026/27 exams)
⭐️ Check out our website https://www.cognito.org/ ⭐️
** WHAT'S COVERED **
1. Introduction to Trigonometry
Key applications: Finding missing sides, missing angles, and areas of triangles.
2. Guide to Choosing Trigonometric Equations
Overview of common challenges.
Flowchart approach based on the problem type.
Distinction between methods for right-angled and non-right-angled triangles.
3. Overview of Key Formulae.
** EXAM BOARD INFO **
This video is suitable for maths courses around the world.
KS3 - All on your course
GCSE Foundation - All on your course
GCSE Higher - All on your course
A-level - All on your course
** CHAPTERS **
0:00 Intro to Trigonometry
0:17 What Trigonometry is Used For
0:41 Choosing the Right Equation
1:05 Flowchart: Missing Side/Angle or Area?
1:18 Flowchart: Right-Angled or Non-Right-Angled Triangle?
1:26 Equations for Right-Angled Triangles
1:36 Equations for Non-Right-Angled Triangles
1:53 Equations for Area of a Triangle
2:38 Summary
** PLAYLISTS **
• GCSE Maths (9-1)
• GCSE Biology (9-1)
• GCSE Chemistry (9-1)
• GCSE Physics (9-1)
• A-Level Biology
#GCSE #KS3 #ALevel #Maths #study #revision #school #exam #AQA #OCR #Edexcel #IGCSE #IB #AP