https://www.khanacademy.org/math/5th-grade-math-eureka-squared-aligned/xaf06646de8e27a4f:addition-and-multiplication-with-area-and-volume-unit-87/xaf06646de8e27a4f:construct-a-coordinate-system-in-a-plane/v/introduction-to-the-coordinate-plane-indian-accent 2025-06-04T10:04:13.13703146Z Introduction to the coordinate plane When we use coordinates to locate a point on a coordinate plane, we use two numbers to specify the horizontal (x) and vertical (y) positions. The first number in a coordinate pair tells us how far to move left or right from the origin, while the second number tells us how far to move up or down. Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Introduction to the coordinate plane When we use coordinates to locate a point on a coordinate plane, we use two numbers to specify the horizontal (x) and vertical (y) positions. The first number in a coordinate pair tells us how far to move left or right from the origin, while the second number tells us how far to move up or down. https://cdn.kastatic.org/ka-youtube-converted/K_Em33Bfy_k.mp4/K_Em33Bfy_k.mp4 408 Coordinate geometry https://www.khanacademy.org/math/cc-sixth-grade-math/x0267d782:coordinate-plane/cc-6th-coordinate-plane/v/quadrants-of-coordinate-plane 2023-06-30T00:54:25.287354524Z Quadrants of the coordinate plane The coordinate plane is divided into four sections, called quadrants. Quadrant I has positive x and y values, Quadrant II has negative x and positive y, Quadrant III has negative x and y, and Quadrant IV has positive x and negative y. The point (-7,7) is in Quadrant II. Sal Khan video https://cdn.kastatic.org/googleusercontent/zpBd15suv77qslmIZPqb0SC1g2UUlZhBc0LNrcK6Hnh4erp-P2yDGtNB-Ax7v9-cZhLY-dDZeJJLVm9oS9nx-QGD Quadrants of the coordinate plane The coordinate plane is divided into four sections, called quadrants. Quadrant I has positive x and y values, Quadrant II has negative x and positive y, Quadrant III has negative x and y, and Quadrant IV has positive x and negative y. The point (-7,7) is in Quadrant II. https://cdn.kastatic.org/ka-youtube-converted/1op92ojA6q0.mp4/1op92ojA6q0.mp4 144 Coordinate geometry https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:co-ordinate-geometry/x06d55bfa213a79fd:cartesian-system/v/equations-of-x-axis-and-y-axis 2025-08-15T17:11:32.994659184Z Equations of X-axis and Y-axis In this video, we explore the fundamental equations of the coordinate axes in a 2D Cartesian plane. The X-axis is defined by the equation y = 0, representing all points where the vertical coordinate vanishes, while the Y-axis follows x = 0, showing points where the horizontal coordinate is zero. We then dive into a simple but crucial distinction between (x, y) and (y, x): the order of values matters! Through intuitive visuals and relatable examples, we clarify how reversing the coordinates leads to distinct placements, reinforcing why coordinate order is essential in graphing and geometry. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!Unit link 00:00 Finding the equation for x-axis 02:42 Finding the equation for y-axis 04:30 (x,y) is not same as (y,x) Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Mahak Mahak Wasan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Equations of X-axis and Y-axis In this video, we explore the fundamental equations of the coordinate axes in a 2D Cartesian plane. The X-axis is defined by the equation y = 0, representing all points where the vertical coordinate vanishes, while the Y-axis follows x = 0, showing points where the horizontal coordinate is zero. We then dive into a simple but crucial distinction between (x, y) and (y, x): the order of values matters! Through intuitive visuals and relatable examples, we clarify how reversing the coordinates leads to distinct placements, reinforcing why coordinate order is essential in graphing and geometry. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!Unit link 00:00 Finding the equation for x-axis 02:42 Finding the equation for y-axis 04:30 (x,y) is not same as (y,x) Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Mahak https://cdn.kastatic.org/ka-youtube-converted/gXKOihubbOM.mp4/gXKOihubbOM.mp4 332 Coordinate geometry https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:co-ordinate-geometry/x06d55bfa213a79fd:cartesian-system/v/signs-of-the-coordinates-and-the-quadrant-of-a-point 2025-08-15T17:11:32.994659184Z Signs of the coordinates and the quadrant of a point In this video, we break down the powerful link between the signs of a point’s coordinates and the quadrant it belongs to on the Cartesian plane. You’ll learn how to instantly identify the quadrant of any point. By analyzing whether the 𝑥 and 𝑦 values are positive or negative, you can pinpoint a point's quadrant without ever drawing the graph. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!Unit link 00:00 Introduction to quadrants 00:24 How are signs for quadrants determined? 02:40 How to know the quadrants without plotting the points? Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Mahak Mahak Wasan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Signs of the coordinates and the quadrant of a point In this video, we break down the powerful link between the signs of a point’s coordinates and the quadrant it belongs to on the Cartesian plane. You’ll learn how to instantly identify the quadrant of any point. By analyzing whether the 𝑥 and 𝑦 values are positive or negative, you can pinpoint a point's quadrant without ever drawing the graph. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!Unit link 00:00 Introduction to quadrants 00:24 How are signs for quadrants determined? 02:40 How to know the quadrants without plotting the points? Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Mahak https://cdn.kastatic.org/ka-youtube-converted/QS9qP1QyrXY.mp4/QS9qP1QyrXY.mp4 291 Coordinate geometry https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:co-ordinate-geometry/x06d55bfa213a79fd:plotting-a-point-on-the-cartesian-plane/v/points-and-quadrants-example-indian-accent 2025-06-04T10:04:13.13703146Z Points and quadrants example Plotting points on a graph involves moving along the x and y axes. Positive x-values move right, negative x-values move left. Positive y-values move up, negative y-values move down. The graph is divided into four quadrants, helping us locate points easily. Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Points and quadrants example Plotting points on a graph involves moving along the x and y axes. Positive x-values move right, negative x-values move left. Positive y-values move up, negative y-values move down. The graph is divided into four quadrants, helping us locate points easily. https://cdn.kastatic.org/ka-youtube-converted/3Ks6z0JiCS4.mp4/3Ks6z0JiCS4.mp4 116 Coordinate geometry https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:co-ordinate-geometry/x06d55bfa213a79fd:plotting-a-point-on-the-cartesian-plane/v/finding-the-point-not-graphed-indian-accent 2025-06-04T10:04:13.13703146Z Finding the point not graphed Learn to spot the missing point on a graph! By comparing coordinate pairs to points on a graph, we can identify which pair isn't represented. This skill is key in understanding graphs, a fundamental part of math! Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Finding the point not graphed Learn to spot the missing point on a graph! By comparing coordinate pairs to points on a graph, we can identify which pair isn't represented. This skill is key in understanding graphs, a fundamental part of math! https://cdn.kastatic.org/ka-youtube-converted/K-Z6b6gOojg.mp4/K-Z6b6gOojg.mp4 62 Coordinate geometry https://www.khanacademy.org/math/revision-tg-math-class-9/x6c9499d6e7016acd:week-1/x6c9499d6e7016acd:coordinate-geometry/e/revision-coordinate-geometry-tg-class-9 2026-02-18T21:20:35.275198076Z Revision coordinate geometry TG class 9 . Khan Academy exercise