Horizontal lines run left to right, parallel to the horizon, with slope 0 and equation y = k. Vertical lines run top to bottom, perpendicular to the horizon, with undefined slope and equation x = k.

Coordinate Geometry weightage in JEE Main 2026 explained in detail. Check important topics, syllabus, expected questions, ...

If you want to develop a solid understanding of coordinate geometry, all that is here will plot the pattern of your success. The resources included below revisit some Maths topics needed in your STEM ...

Higher - The gradients of two perpendicular lines will always multiply to make –1. Make sure you are familiar with finding the equation of a line and calculating gradient to understand equations of ...

The latest edition of the NCERT Class 9 Maths Book Chapter 3 - Coordinate Geometry is available here in PDF format. We have provided here the latest edition of the chapter which is published on the ...