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In this NCERT class 9 Maths chapter, you’ll study about Coordinate Geometry. It is a
branch of geometry where the location of the points on a plane, is found with the help of
an ordered pair of numbers. In this chapter, you’ll discover that in coordinate geometry,
every point is located on the coordinate plane itself. The chapter likewise aims to
introduce some of the basic concepts of Coordinate geometry. It also highlights the
contribution of the French philosopher and mathematician- Rene Descartes, who
described the Cartesian system.
Let’s take a look at topics and sub-topics of class 9 Maths, chapter 3 – Coordinate
Geometry.
3.1 Introduction
3.2 Cartesian System
3.3 Plotting a Point in the Plane if its Coordinates are given
3.4 Summary
Section 3.2 – In this section, you’ll learn about the Cartesian system in detail. As you already know, you need two perpendicular lines to locate a point in a plane This plane is called the Cartesian plane or the coordinate plane. In this section, you’ll learn about quadrants, x-axis, y-axis, the point of origin, coordinates of a point, coordinate axis, abscissa and ordinates etc. The topics are explained extensively with the help of graphs, figures, examples and step-by-step solutions.
Section 3.3 – In this section, you’ll learn how to place the points in the plane when
their coordinates are given. This is known as ‘plotting the point’. To help you
understand the questions better and solve them step by step, solved examples
accompanied by figures and notes are also provided between the various exercises of
the chapter.
In case you’re looking for NCERT Solutions for Class 9 Maths – Chapter 3, you should explore the exercises below. You can also download the NCERT Solutions for Class 9 Maths Chapter 3 PDF, solved by expert maths trainers.
https://www.urbanpro.com/assets/new-ui/sharing_job.pngPublished on 2020-01-29 09:30:53 by arunima. Last Modified on 2020-01-29 09:30:53
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