Intersecting Chords (Circle Theorems) | GCSE + IGCSE Maths

A complete guide to the Intersecting Chords Theorem (also known as the Power of a Point Theorem), covering all three cases with clear proofs and examples. In this detailed video, we explore: Case 1: Intersecting chords inside a circle Case 2: Intersecting secants outside a circle Case 3: Tangent and secant case The meaning of "Power of a Point" Complete proofs for all cases ✏️ Practice questions included - pause and try them yourself! 📝 Clear step-by-step explanations of all proofs Want more circle theorems videos? Watch the main circle theorems video here:    • Circle Theorems Explained | GCSE and IGCSE...   Watch the circle theorems proofs video here:    • The Other Proofs You've Seen Are Wrong | C...   ______________________________________ Free online maths challenge courses: Primary (age 9-11): https://bit.ly/primarymathschallenge Junior (age 11-13): https://bit.ly/ukmtjuniormathschallenge Intermediate (age 13-16): https://bit.ly/intermediatemathschall... Senior (age 16-18): https://bit.ly/seniormathschallenge All online courses: https://courses.mathsaurus.com/ ______________________________________ Mathsaurus website: https://mathsaurus.com/ Get ready for A-level maths: https://bit.ly/getreadyforalevelmaths Instagram:   / mathsaurus   Twitter:   / mathsaurus   Facebook:   / mathsaurus   TikTok:   / mathsaurus   Calculator guide: https://bit.ly/whichcalculator Setup for online teaching/how I make my videos: https://bit.ly/teachingmathsonline