GCSE Maths - Using Scales on Maps and Scale Diagrams

⭐ https://www.cognito.org/ ⭐️ *** WHAT'S COVERED *** 1. Understanding Scale Drawings and Maps. * How they represent real objects/areas at different sizes. * The importance of images being drawn 'to scale'. 2. Different Types of Scaled Images. 3. Understanding and Using Map/Drawing Scales (Keys). 4. Calculating Real-Life Distances. 5. Calculating Real-Life Areas. 6. Drawing Objects to Scale * Converting real-life object dimensions to scaled dimensions using the key. * Representing the object accurately on a scale drawing. *** 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: What are Maps and Scale Drawings? 0:30 Images are To Scale: Proportions 0:44 Terminology: Photo, Scale Drawing, Scale Diagram, Map 1:13 The Importance of a Scale / Key 1:23 Types of Scale Representation 1:33 Using Statement Scales 1:49 Using Ratio Scales 2:18 Using Bar Scales 2:53 Example 1: Calculating Real Distance using Ratio Scale 4:32 Example 2: Scale Drawing on a Grid 4:47 Part (a): Finding the Length and Width of the Patio 5:54 Converting Drawing Lengths to Real Lengths 6:15 Calculating the Real Area of the Patio 6:30 Common Mistake: Converting Area Directly Using Linear Scale 7:10 Part (b): Drawing an Object onto the Scale Drawing *** PLAYLISTS *** https://youtube.com/playlist?list=PLidqqIGKox7XPh1QacLRiKto_UlnRIEVh&si=orIUwL3o2jOoiYjT https://youtube.com/playlist?list=PLidqqIGKox7X5UFT-expKIuR-i-BN3Q1g&si=DcihOwUkd9oWbbdp https://youtube.com/playlist?list=PLidqqIGKox7WeOKVGHxcd69kKqtwrKl8W&si=Y8MsO-FK948jnxpS https://youtube.com/playlist?list=PLidqqIGKox7UVC-8WC9djoeBzwxPeXph7&si=-7i5Iq7yOeJrhtu6 https://youtube.com/playlist?list=PLidqqIGKox7VKJD2WxRhoKaI6JGLVean8&si=NH_Q1ujhVgACM2FU #GCSE #KS3 #ALevel #Maths #study #revision #school #exam #AQA #OCR #Edexcel #IGCSE #IB #AP