Why this app is useless?

There could be several reasons why an app related to Chapter 6 - Lines and Angles, Solved Examples, Class 9, Maths may be considered useless. Let's explore some possible reasons below:

Lack of Accuracy:
- The app may provide incorrect or inconsistent solutions to the solved examples, leading to confusion among users.
- If the app fails to deliver accurate results consistently, it becomes unreliable for students who rely on it for learning and practice.

Poor User Interface:
- The app may have a cluttered or confusing interface, making it difficult for users to navigate and access the desired content easily.
- If the app lacks a user-friendly design, it can hinder the learning experience and discourage students from using it effectively.

Insufficient Coverage of Topics:
- If the app only focuses on a limited number of solved examples from Chapter 6 - Lines and Angles, it may fail to provide comprehensive coverage of the topic.
- Students may require a broader range of examples and explanations to fully understand and grasp the concepts, which the app may not adequately provide.

Missing Interactive Features:
- An effective educational app should offer interactive features like quizzes, simulations, or practice exercises to engage and assess the users' understanding.
- If the app lacks such interactive elements, it may fail to enhance the learning experience and make it less engaging for students.

Limited Support and Updates:
- If the app lacks proper support channels or fails to address user queries and concerns promptly, it can frustrate students who rely on it for assistance.
- Additionally, if the app does not receive regular updates to fix bugs, improve functionality, or add new content, it can become outdated and eventually lose its relevance.

Conclusion:
Considering the aforementioned reasons, an app related to Chapter 6 - Lines and Angles, Solved Examples, Class 9, Maths can be deemed useless if it lacks accuracy, has a poor user interface, provides insufficient coverage of topics, lacks interactive features, and has limited support and updates. To provide value to users, an educational app should strive to address these concerns effectively and continuously improve to meet the needs of students.

It is useful ................it is giving the answers of an old book of rd sharma....which are not arranged in proper order as compare to new rd sharma. ...and so the students are finding difficulties in getting there answers