{"id":1797,"date":"2026-05-20T08:03:09","date_gmt":"2026-05-20T08:03:09","guid":{"rendered":"https:\/\/mymockmate.com\/notes\/?p=1797"},"modified":"2026-07-01T12:09:16","modified_gmt":"2026-07-01T06:39:16","slug":"class-9-maths-exercise-1-1-solutions-coordinate-geometry-ncert-solutions","status":"publish","type":"post","link":"https:\/\/mymockmate.com\/notes\/class-9-maths-exercise-1-1-solutions-coordinate-geometry-ncert-solutions\/","title":{"rendered":"NCERT Class 9 Maths Exercise 1.1 Solutions | Coordinate Geometry NCERT Solutions"},"content":{"rendered":"<div class=\"mymoc-top mymoc-entity-placement\" id=\"mymoc-156664855\"><div id=\"mymoc-784426506\"><a href=\"https:\/\/amzn.to\/440rYSB\" aria-label=\"ssd\"><img src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/ssd.png\" alt=\"\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/ssd.png 1303w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/ssd-300x50.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/ssd-1024x171.png 1024w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/ssd-768x128.png 768w\" sizes=\"(max-width: 1303px) 100vw, 1303px\" width=\"1303\" height=\"218\"><\/a><\/div><\/div><div class=\"pdfprnt-buttons pdfprnt-buttons-post pdfprnt-top-bottom-right\"><a href=\"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/posts\/1797?print=print\" class=\"pdfprnt-button pdfprnt-button-print\" target=\"_blank\"><img decoding=\"async\" src=\"https:\/\/mymockmate.com\/notes\/wp-content\/plugins\/pdf-print\/images\/print.png\" alt=\"image_print\" title=\"Print Content\"><span class=\"pdfprnt-button-title pdfprnt-button-print-title\">Print<\/span><\/a> <span class=\"pdfprnt-count-generation\">12<\/span><\/div>\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Short Intro<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">In this post, students can find complete step-by-step solutions for Class 9 Maths Chapter 1 Exercise 1.1 &ndash; Orienting Yourself: The Use of Coordinates. All questions are solved in simple language with proper explanations based on the latest NCERT syllabus to help students understand coordinate geometry easily.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Quick Information Box<\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Item<\/th><th>Details<\/th><\/tr><\/thead><tbody><tr><td>Board<\/td><td>NCERT \/ CBSE<\/td><\/tr><tr><td>Class<\/td><td>9<\/td><\/tr><tr><td>Subject<\/td><td>Maths<\/td><\/tr><tr><td>Chapter<\/td><td>Coordinate Geometry<\/td><\/tr><tr><td>Exercise<\/td><td>1.1<\/td><\/tr><tr><td>Topic<\/td><td>Cartesian Coordinate System<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Concepts Used (Topics Covered)<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cartesian Coordinate Plane<\/li>\n\n\n\n<li>x-axis and y-axis<\/li>\n\n\n\n<li>Coordinates of a Point<\/li>\n\n\n\n<li>Origin<\/li>\n\n\n\n<li>Positive and Negative Directions<\/li>\n\n\n\n<li>Distance on Coordinate Plane<\/li>\n\n\n\n<li>Practical Applications of Coordinates<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The exercise introduces the coordinate system and coordinates of points on the plane.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Important Formulas<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">Coordinates of Origin<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>O = (0, 0)<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">Point on x-axis<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>(x, 0)<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">Point on y-axis<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>(0, y)<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">Distance Formula<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><msqrt><mrow><mo stretchy=\"false\">(<\/mo><msub><mi>x<\/mi><mn>2<\/mn><\/msub><mo>&minus;<\/mo><msub><mi>x<\/mi><mn>1<\/mn><\/msub><msup><mo stretchy=\"false\">)<\/mo><mn>2<\/mn><\/msup><mo>+<\/mo><mo stretchy=\"false\">(<\/mo><msub><mi>y<\/mi><mn>2<\/mn><\/msub><mo>&minus;<\/mo><msub><mi>y<\/mi><mn>1<\/mn><\/msub><msup><mo stretchy=\"false\">)<\/mo><mn>2<\/mn><\/msup><\/mrow><\/msqrt><\/mrow><annotation encoding=\"application\/x-tex\">\\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}<\/annotation><\/semantics><\/math><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Questions &amp; Step-by-step Solutions<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Following Figure shows Reiaan&rsquo;s room with points OABC marking its corners. The<br>x- and y-axes are marked in the figure. Point O is the origin.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"898\" height=\"682\" src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-1.png\" alt=\"image\" class=\"wp-image-1806\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-1.png 898w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-1-300x228.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-1-768x583.png 768w\" sizes=\"(max-width: 898px) 100vw, 898px\"><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\">Question 1<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">If D&#8321;R&#8321; represents the door to Reiaan&rsquo;s room:<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">(i)If D<sub>1<\/sub>R<sub>1<\/sub> represents the door to Reiaan&rsquo;s room, how far is the door from the left wall (the y-axis) of the room? How far is the doorfrom the x-axis?<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Solution<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-620-1024x683.png\" alt=\"\" class=\"wp-image-4893\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-620-1024x683.png 1024w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-620-300x200.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-620-768x512.png 768w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-620-1200x800.png 1200w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-620.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h3 class=\"wp-block-heading\">(ii) What are the coordinates of D&#8321;?<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Solution<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-622-1024x683.png\" alt=\"\" class=\"wp-image-4897\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-622-1024x683.png 1024w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-622-300x200.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-622-768x512.png 768w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-622-1200x800.png 1200w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-622.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h3 class=\"wp-block-heading\">(iii) If R&#8321; is the point (11.5, 0), how wide is the door? Do you think this is<br>a comfortable width for the room door? If a person in a wheelchair<br>wants to enter the room, will he\/she be able to do so easily?<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Solution<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-624-1024x683.png\" alt=\"\" class=\"wp-image-4904\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-624-1024x683.png 1024w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-624-300x200.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-624-768x512.png 768w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-624-1200x800.png 1200w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-624.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h3 class=\"wp-block-heading\">(iv) If B<sub>1 <\/sub>(0, 1.5) and B<sub>2<\/sub> (0, 4) represent the ends of the bathroom door, is the bathroom door narrower or wider than the room door?<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Solution<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-626-1024x683.png\" alt=\"\" class=\"wp-image-4909\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-626-1024x683.png 1024w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-626-300x200.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-626-768x512.png 768w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-626-1200x800.png 1200w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/image-626.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Think and Reflect<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">1.<strong> What are the standard widths for a room door? Look around your<br>home and in school.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The standard width of a room door is usually:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>75 cm (2.5 feet)<\/strong> for small rooms<\/li>\n\n\n\n<li><strong>80 cm (about 2.6 feet)<\/strong> for most bedrooms and living rooms<\/li>\n\n\n\n<li><strong>90 cm (3 feet)<\/strong> for larger rooms and main entrances<\/li>\n<\/ul>\n\n\n\n<div class=\"internal-linking-related-contents\"><a href=\"https:\/\/mymockmate.com\/notes\/class-9-maths-exercise-1-2-solutions-coordinate-geometry-ncert-solutions\/\" class=\"template-2\"><span class=\"cta\">Related Topic to Read more<\/span><span class=\"postTitle\">NCERT Class 9 Maths Exercise 1.2 Solutions | Coordinate Geometry NCERT Solutions<\/span><\/a><\/div><p class=\"wp-block-paragraph\">In many homes and schools, you will commonly find doors that are <strong>80&ndash;90 cm wide<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Activity<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Look around your home and school and measure a few doors. You may observe:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Place<\/th><th>Approximate Door Width<\/th><\/tr><\/thead><tbody><tr><td>Bedroom<\/td><td>75&ndash;80 cm<\/td><\/tr><tr><td>Bathroom<\/td><td>60&ndash;75 cm<\/td><\/tr><tr><td>Classroom<\/td><td>90&ndash;120 cm<\/td><\/tr><tr><td>Main Entrance<\/td><td>90&ndash;120 cm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">You can use a measuring tape to check the actual widths and compare them with these standard sizes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2 Are the doors in your school suitable for people in wheelchairs?<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Solution<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Modern accessibility standards recommend wider doors for wheelchair users. Schools should ideally have ramps and wide doors for easy movement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. What is the x-coordinate of a point on the y-axis?<\/strong><\/p>\n\n\n\n<div class=\"internal-linking-related-contents\"><a href=\"https:\/\/mymockmate.com\/notes\/class-9-maths-end-of-chapter-exercise-solutions-coordinate-geometry-ncert-solutions\/\" class=\"template-2\"><span class=\"cta\">Related Topic to Read more<\/span><span class=\"postTitle\">NCERT Class 9 Maths End of Chapter Exercise Solutions | Coordinate Geometry<\/span><\/a><\/div><p class=\"wp-block-paragraph\"><strong>x-coordinate of a point on the y-axis is always 0.<\/strong><br>Example: (0, 5), (0, &minus;3) <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Is there a similar generalisation for a point on the x-axis?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Yes. For a point on the x-axis, the y-coordinate is always 0.<\/strong><br>Example: (4, 0), (&minus;2, 0) <\/p><div class=\"mymoc-middle mymoc-entity-placement\" id=\"mymoc-3606720692\"><div id=\"mymoc-2215000552\"><a href=\"https:\/\/amzn.to\/4fDWGbw\" aria-label=\"smartwatch\"><img src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch.png\" alt=\"\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch.png 1717w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-300x71.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-1024x243.png 1024w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-768x182.png 768w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-1536x364.png 1536w\" sizes=\"(max-width: 1717px) 100vw, 1717px\" width=\"1717\" height=\"407\"><\/a><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Does point Q (y, x) ever coincide with point P (x, y)? Justify your<br>answer.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q(y, x) coincides with P(x, y) only when x = y.<\/strong><br>Because both coordinates must be same:<br>(x, y) = (y, x) &rArr; x = y. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. If x &ne; y, then (x, y) &ne; (y, x); and (x, y) = (y, x) if and only if x = y. Is this<br>claim true?<\/strong><\/p>\n\n\n\n<div class=\"internal-linking-related-contents\"><a href=\"https:\/\/mymockmate.com\/notes\/ncert-class-9-maths-exercise-2-1-solutions-introduction-to-linear-polynomials\/\" class=\"template-2\"><span class=\"cta\">Related Topic to Read more<\/span><span class=\"postTitle\">NCERT Class 9 Maths Exercise 2.1 Solutions &ndash; Introduction to Linear Polynomials<\/span><\/a><\/div><p class=\"wp-block-paragraph\"><strong>Yes, the claim is true.<\/strong><br>If <strong>x &ne; y<\/strong>, then swapping coordinates changes the point, so <strong>(x, y) &ne; (y, x)<\/strong>.<br>And <strong>(x, y) = (y, x)<\/strong> only when <strong>x = y<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Answer : 0<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Important Observation<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">Coordinates Rule<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>A point on x-axis has y-coordinate = 0<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>A point on y-axis has x-coordinate = 0<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Common Mistakes<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Interchanging x-coordinate and y-coordinate<\/li>\n\n\n\n<li>Forgetting sign conventions<\/li>\n\n\n\n<li>Confusing axes<\/li>\n\n\n\n<li>Incorrect distance calculation<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Exam Tips<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Always write coordinates in form (x, y).<\/li>\n\n\n\n<li>x-coordinate is written first.<\/li>\n\n\n\n<li>Learn positive and negative directions properly.<\/li>\n\n\n\n<li>Practice plotting points regularly.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">Practice MCQs<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">MCQ 1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Coordinates of origin are:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. (1, 0)<br>B. (0, 1)<br>C. (0, 0)<br>D. (1, 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Answer:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>C. (0, 0)<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">MCQ 2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A point on x-axis has:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. x = 0<br>B. y = 0<br>C. x = y<br>D. None<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Answer:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>B. y = 0<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">MCQ 3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The coordinate plane is divided into:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 2 quadrants<br>B. 3 quadrants<br>C. 4 quadrants<br>D. 5 quadrants<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Answer:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>C. 4 quadrants<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">MCQ 4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The horizontal axis is called:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. y-axis<br>B. origin<br>C. x-axis<br>D. quadrant<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Answer:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>C. x-axis<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h1 class=\"wp-block-heading\">FAQ Section<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">What is the origin in coordinate geometry?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The point where x-axis and y-axis intersect is called the origin.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">What are coordinates of origin?<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>(0, 0)<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">What is the x-axis?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The horizontal axis is called the x-axis.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">Why is Exercise 1.1 important?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">It forms the foundation of coordinate geometry used in higher mathematics.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<p class=\"wp-block-paragraph\">&#128216; Improve Your Maths Preparation with MyMockMate!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#9989; Practice Chapter-wise Mock Tests<br>&#9989; Solve Important MCQs<br>&#9989; Download Notes PDF<br>&#9989; Get Instant Performance Analysis<br>&#9989; Prepare Smarter for Board Exams<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Start learning now on <a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/www.mymockmate.com?utm_source=chatgpt.com\">MyMockMate<\/a><\/p>\n<div class=\"pdfprnt-buttons pdfprnt-buttons-post pdfprnt-top-bottom-right\"><a href=\"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/posts\/1797?print=print\" class=\"pdfprnt-button pdfprnt-button-print\" target=\"_blank\"><img decoding=\"async\" src=\"https:\/\/mymockmate.com\/notes\/wp-content\/plugins\/pdf-print\/images\/print.png\" alt=\"image_print\" title=\"Print Content\"><span class=\"pdfprnt-button-title pdfprnt-button-print-title\">Print<\/span><\/a> <span class=\"pdfprnt-count-generation\">12<\/span><\/div><div class=\"mymoc-bottom mymoc-entity-placement\" id=\"mymoc-2309570989\"><div id=\"mymoc-2215000552\"><a href=\"https:\/\/amzn.to\/4fDWGbw\" aria-label=\"smartwatch\"><img src=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch.png\" alt=\"\" srcset=\"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch.png 1717w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-300x71.png 300w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-1024x243.png 1024w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-768x182.png 768w, https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/06\/smartwatch-1536x364.png 1536w\" sizes=\"(max-width: 1717px) 100vw, 1717px\" width=\"1717\" height=\"407\"><\/a><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p> 12 Short Intro In this post, students can find complete step-by-step solutions for Class 9 Maths Chapter 1 Exercise 1.1 &ndash; Orienting Yourself: The&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1798,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"postBodyCss":"","postBodyMargin":[],"postBodyPadding":[],"postBodyBackground":{"backgroundType":"classic","gradient":""},"footnotes":""},"categories":[4,11],"tags":[141,139,151,136,145,137,140,152,144,148,143,146,138,89,150,53,47,147,149,142],"class_list":["post-1797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-class-9","category-maths-class-9","tag-cartesian-plane","tag-cbse-class-9-maths","tag-class-9-coordinate-geometry-solutions","tag-class-9-maths","tag-class-9-maths-chapter-1","tag-coordinate-geometry","tag-coordinate-geometry-chapter-1","tag-coordinate-geometry-exercise-1-1","tag-coordinate-geometry-questions-answers","tag-coordinate-system","tag-coordinates-of-a-point","tag-exercise-1-1-ncert-solutions","tag-exercise-1-1-solutions","tag-maths-board-exam-preparation","tag-maths-coordinate-geometry-notes","tag-ncert-maths-solutions","tag-ncert-solutions","tag-origin-in-coordinate-geometry","tag-plotting-points","tag-x-axis-and-y-axis"],"featured_image_src":"https:\/\/mymockmate.com\/notes\/wp-content\/uploads\/2026\/05\/Class-9-Maths-Exercise-1.1-Solutions-Coordinate-Geometry-NCERT-Solutions.png","author_info":{"display_name":"Team Mymockmate","author_link":"https:\/\/mymockmate.com\/notes\/author\/bsm_adm\/"},"_links":{"self":[{"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/posts\/1797","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/comments?post=1797"}],"version-history":[{"count":11,"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/posts\/1797\/revisions"}],"predecessor-version":[{"id":5898,"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/posts\/1797\/revisions\/5898"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/media\/1798"}],"wp:attachment":[{"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/media?parent=1797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/categories?post=1797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mymockmate.com\/notes\/wp-json\/wp\/v2\/tags?post=1797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}