A recommendation system is designed to suggest products, content, or services to users based on their preferences, behavior, or historical data. The example of a music streaming platform that suggests songs and playlists based on user listening history is a classic recommendation system. It uses user interaction data to predict and recommend new music that aligns with the user’s tastes
In the adjoining figure, $\triangle CAB$ is a right triangle, right angled at A and $AD \perp BC$. Prove that $\triangle ADB \sim \triangle CDA$. Further, if $BC = 10$ cm and $CD = 2$ cm, find the length of AD. 