PROPORTIONS AND SIMILAR FIGURES
This video has explanation of what a proportion is and how to solve them. It shows examples of proportions and demonstrate the process of cross-multiplying and dividing to solve them.
The video introduces the concept of similar figures and explains how their corresponding sides are in proportion. It provides examples of similar figures and how to use the ratio of corresponding side lengths to find the length of a side in one figure if the length of the corresponding side in another figure is known.
The video demonstrates how to use proportions to find the length of an unknown side in a similar figure, if the lengths of other sides are known.
Throughout the video, the instructor uses diagrams and step-by-step explanations to help make the concepts clear.