22. Maths Construction 22 - Orthocentre of a triangle; Leaving Cert Geometry Proof

Watch Sean go through this question to show you how to get full marks. Studyclix makes exams easier. Check out all our study tools (past exam questions by topic, quizzes, flashcards, videos and notes and more!) on www.studyclix.ie. To make life easy, we have organised ALL the construction videos into YouTube playlists which you can access below along with a helpful checklist so you can keep track on what you have studied: Junior Cycle OL: 1-2, 4-6, 8-15 Checklist:https://bit.ly/jc-ol-constructions-ch... Playlist:   • Junior Cycle Maths Ordinary Level Construc...   Junior Cycle HL: 1-15 Checklist:https://bit.ly/jc-hl-constructions-ch... Playlist:   • Junior Cycle Maths Higher Level Constructions   Leaving Cert OL: 1-2, 4-6, 8-21 Checklist:https://bit.ly/lc-ol-contructions-che... Playlist:   • EVERY one of the Leaving Cert Maths ordina...   Leaving Cert HL: 1-22 Checklist: https://bit.ly/lc-hl-constructions-ch... Playlist:    • ALL the Leaving Cert Maths higher-level co...