{"id":9677,"date":"2018-02-13T14:30:53","date_gmt":"2018-02-13T09:00:53","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/?p=9677"},"modified":"2018-03-19T14:17:43","modified_gmt":"2018-03-19T08:47:43","slug":"coordinate-geometry-class-9-notes-mathematics","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/","title":{"rendered":"Coordinate Geometry class 9 Notes Mathematics"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/#CBSE_Guide_Coordinate_Geometry_class_9_Notes\" >CBSE Guide Coordinate Geometry class 9 Notes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/#9_Mathematics_notes_Chapter_3_Coordinate_Geometry\" >9 Mathematics notes Chapter 3 Coordinate Geometry<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/#Download_Revision_Notes_as_PDF\" >Download Revision Notes as PDF<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/#Coordinate_Geometry_class_9_Notes\" >Coordinate Geometry class 9 Notes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/#CBSE_Class-9_Revision_Notes_and_Key_Points\" >CBSE Class-9 Revision Notes and Key Points<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>CBSE class 9 Mathematics Chapter 3 Coordinate Geometry notes in PDF are available for free download in myCBSEguide mobile app. The best app for CBSE students now provides Coordinate Geometry class 9 Notes latest chapter wise notes for quick preparation of CBSE exams and school based annual examinations. Class 9 Mathematics notes on Chapter 3 Coordinate Geometry are also available for download in CBSE Guide website.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_Guide_Coordinate_Geometry_class_9_Notes\"><\/span>CBSE Guide Coordinate Geometry class 9 Notes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>CBSE guide notes are the comprehensive notes which covers the latest syllabus of CBSE and NCERT. It includes all the topics given in NCERT class 9 Mathematics text book. Users can download CBSE guide quick revision notes from myCBSEguide mobile app and my CBSE guide website.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"9_Mathematics_notes_Chapter_3_Coordinate_Geometry\"><\/span>9 Mathematics notes Chapter 3 Coordinate Geometry<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Download CBSE class 9th revision notes for Chapter 3 Coordinate Geometry in PDF format for free. Download revision notes for Coordinate Geometry class 9 Notes and score high in exams. These are the Coordinate Geometry class 9 Notes prepared by team of expert teachers. The revision notes help you revise the whole chapter in minutes. Revising notes in exam days is on of the best tips recommended by teachers during exam days.<\/p>\n<h1 style=\"text-align: center\"><span class=\"ez-toc-section\" id=\"Download_Revision_Notes_as_PDF\"><\/span><a href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-09-mathematics\/1234\/cbse-revision-notes\/7\/\"><strong>Download Revision Notes as PDF<\/strong><\/a><span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p style=\"text-align: center\"><strong>CBSE Class 09 \u00a0Mathematics<br \/>\nRevision Notes<br \/>\nCHAPTER \u2013 3<br \/>\nCOORDINATE GEOMETRY<\/strong><\/p>\n<p><strong>1. Cartesian System<br \/>\n2. Plotting a Point in the Plane with given Coordinates<\/strong><\/p>\n<p><strong>Coordinate Geometry<\/strong> : The branch of mathematics in which geometric problems are solved through algebra by using the coordinate system is known as coordinate geometry.<\/p>\n<p><strong>Coordinate System <\/strong><\/p>\n<p><strong>Coordinate axes: <\/strong>The position of a point in a plane is determined with reference to two fixed mutually perpendicular lines, called the coordinate axes.<br \/>\n<img decoding=\"async\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/revise\/09\/math\/09_math_ch03_01.jpg\" \/><br \/>\nIn this system, position of a point is described by ordered pair of two numbers.<\/p>\n<p><strong>Quadrants<\/strong>: The coordinate axes divide the plane into four parts which are known as quadrants.<\/p>\n<p><strong>Ordered pair<\/strong> : A pair of numbers a and b listed in a specific order with &#8216;a&#8217; at the first place and &#8216;b&#8217; at the second place is called an ordered pair (a,b)<\/p>\n<p>Note that <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?(a,b) \\ne (b,a)\" \/><\/span><\/span><br \/>\nThus (2,3) is one ordered pair and (3,2) is another ordered pair.<br \/>\nIn given figure O is called origin.<br \/>\nThe horizontal line<br \/>\nXOX&#8217; is called the <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?x\" \/><\/span><\/span>-axis.<br \/>\nThe vertical line YOY&#8217; is called the <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?y\" \/><\/span><\/span>-axis.<br \/>\nP(a,b) be any point in the plane. &#8216;a&#8217; the first number denotes the distance of point from<br \/>\n<span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?y\" \/><\/span><\/span>-axis and &#8216;b&#8217; the second number denotes the distance of point from <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?x\" \/><\/span><\/span>-axis.<br \/>\na &#8211; X &#8211; coordinate | abscissa of P.<br \/>\nb &#8211; Y &#8211; coordinate | ordinate of P.<br \/>\nThe point of intersection of the coordinate axes is called the <strong>origin<\/strong>.<br \/>\nThe coordinates of origin are (0,0)<br \/>\nEvery point on the x-axis is at a distance o unit from the <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?x\" \/><\/span><\/span>-axis. So its ordinate is 0.<br \/>\nEvery point on the y-axis is at a distance of unit from the <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?y\" \/><\/span><\/span>-axis. So, its abscissa is 0.<br \/>\n<img decoding=\"async\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/revise\/09\/math\/09_math_ch03_02.jpg\" \/><br \/>\nNote : Any point lying on <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?x\" \/><\/span><\/span>&#8211; axis or <span class=\"cke_widget_wrapper cke_widget_inline cke_widget_selected\"><span class=\"math-tex cke_widget_element\"><img decoding=\"async\" src=\"https:\/\/elpiscart.com\/cgi-bin\/mathtex.cgi?y\" \/><\/span><\/span>&#8211; axis does not lie in any quadrant.<br \/>\nThe sign of coordinates (x, y) of a point in various quadrant are as given below:<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td>Quadrant<\/td>\n<td colspan=\"2\">Coordinates<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>x<\/td>\n<td>y<\/td>\n<\/tr>\n<tr>\n<td>I<\/td>\n<td>+<\/td>\n<td>+<\/td>\n<\/tr>\n<tr>\n<td>II<\/td>\n<td>&#8211;<\/td>\n<td>+<\/td>\n<\/tr>\n<tr>\n<td>III<\/td>\n<td>&#8211;<\/td>\n<td>&#8211;<\/td>\n<\/tr>\n<tr>\n<td>IV<\/td>\n<td>+<\/td>\n<td>&#8211;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Coordinate_Geometry_class_9_Notes\"><\/span>Coordinate Geometry class 9 Notes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>CBSE Revision notes (PDF Download) Free<\/li>\n<li>CBSE Revision notes for Class 9 Mathematics PDF<\/li>\n<li>CBSE Revision notes Class 9 Mathematics \u2013 CBSE<\/li>\n<li>CBSE Revisions notes and Key Points Class 9 Mathematics<\/li>\n<li>Summary of the NCERT books all chapters in Mathematics class 9<\/li>\n<li>Short notes for CBSE class 9th Mathematics<\/li>\n<li>Key notes and chapter summary of Mathematics class 9<\/li>\n<li>Quick revision notes for CBSE exams<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_Class-9_Revision_Notes_and_Key_Points\"><\/span><strong>CBSE Class-9 Revision Notes and Key Points<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Coordinate Geometry class 9 Notes. CBSE quick revision note for Class-9 Mathematics, Chemistry, Maths, Biology and other subject are very helpful to revise the whole syllabus during exam days. The revision notes covers all important formulas and concepts given in the chapter. Even if you wish to have an overview of a chapter, quick revision notes are here to do if for you. These notes will certainly save your time during stressful exam days.<\/p>\n<ul>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-09-mathematics\/1234\/cbse-revision-notes\/7\/\">Revision Notes for class-09 Mathematics<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-09-science\/1218\/cbse-revision-notes\/7\/\">Revision Notes for class-09 Science<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-09-social-science\/1895\/cbse-revision-notes\/7\/\">Revision Notes for class-09 Social Science<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-09-english-communicative\/1900\/cbse-revision-notes\/7\/\">Revision Notes for class-09 English Communicative<\/a><\/li>\n<\/ul>\n<p>To download Coordinate Geometry class 9 Notes, sample paper for class 9 Mathematics, Social Science, Science, English Communicative; do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through\u00a0<a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\"><strong>the best app for CBSE students<\/strong><\/a>\u00a0and myCBSEguide website.<\/p>\n<ul>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/number-systems-class-9-notes-mathematics\/\">Number Systems class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/polynomials-class-9-notes-mathematics\/\">Polynomials class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/\">Coordinate Geometry class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/linear-equations-two-variables-class-9-notes-mathematics\/\">Linear Equations in Two Variables class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/introduction-euclids-geometry-class-9-notes-mathematics\/\">Introduction to Euclids Geometry class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/lines-angles-class-9-notes-mathematics\/\">Lines and Angles class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/triangles-class-9-notes-mathematics\/\">Triangles class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/quadrilaterals-class-9-notes-mathematics\/\">Quadrilaterals class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/areas-parallelograms-triangles-class-9-notes-mathematics-2\/\">Areas of Parallelograms and Triangles class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/circles-class-9-notes-mathematics\/\">Circles class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/constructions-class-9-notes-mathematics\/\">Constructions class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/herons-formula-class-9-notes-mathematics\/\">Herons Formula class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/surface-areas-volumes-class-9-notes-mathematics\/\">Surface Areas and Volumes class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/statistics-class-9-notes-mathematics\/\">Statistics class 9 Notes Mathematics<\/a><\/li>\n<li class=\"entry-title\"><a href=\"https:\/\/mycbseguide.com\/blog\/probability-class-9-notes-mathematics\/\">Probability class 9 Notes Mathematics<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>CBSE class 9 Mathematics Chapter 3 Coordinate Geometry notes in PDF are available for free download in myCBSEguide mobile app. The best app for CBSE students now provides Coordinate Geometry class 9 Notes latest chapter wise notes for quick preparation of CBSE exams and school based annual examinations. Class 9 Mathematics notes on Chapter 3 &#8230; <a title=\"Coordinate Geometry class 9 Notes Mathematics\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/coordinate-geometry-class-9-notes-mathematics\/\" aria-label=\"More on Coordinate Geometry class 9 Notes Mathematics\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":9670,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[45,456],"tags":[457,150,477,426,240],"class_list":["post-9677","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cbse-class-09","category-revision-notes","tag-cbse-notes","tag-cbse-notes-and-key-points","tag-coordinate-geometry","tag-quick-revision","tag-quick-revision-notes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Coordinate Geometry class 9 Notes Mathematics | myCBSEguide<\/title>\n<meta name=\"description\" content=\"Coordinate Geometry class 9 Notes Mathematics chapter 3 in PDF format for free download. 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