NCERT Books for Class 9 Maths - Lines and Angles - Free PDF Download

Lines and angles are used in blueprint drafting. It is the process of depicting a plan for construction on a piece of paper or another flat surface. The goal is to transmit important information about many different aspects: size, measurements, materials, and costs. There were three main categories of lines and angles: horizontal (lines that run across), vertical (lines from top to bottom), and diagonal lines from one corner to another. The angle needed to be drawn at an obtuse angle with a compass. The angle can be written in degrees or it can be degrees, minutes, seconds, or fractions thereof which means the angle is an arc between 0° and 360°.

This chapter is challenging, but that’s because it’s providing a more thorough introduction to the topic. We don’t expect anyone to get an “A+” on their first try, and we promise the detailed explanations will make sense. We hope this helps you understand what you need to know about lines and angles. Feel free to contact us if you need more assistance. Till then you can refer to the material provided on Vedantu and make the topics clear in your head.

In the pursuit of good grades, many students turn to NCERT for their school textbooks. This is a fairly safe bet as the book covers a wide range of topics and provides a lot of detail on deep concepts. However, it also falls short in areas such as grammar and language usage. The gross disadvantage with this book alone is that it does not cover any additional material from other courses such as English or Maths which students often struggle with during board exams or college entrance exams.

We recommend checking out the NCERT Solutions for Class 9 Maths Chapter 6: Lines and Angles on Vedantu. Included in the solutions you will find plenty of exercises that will work on any skill level, both individually or when used as a whole. Whether you're just starting and need to refresh your basics, or if you're an expert who needs something new to add to their repertoire, this page will be ideal for you! You should give it a try.