x y I II III IV (+,+) (−,+) (−,−) (+,−) (k,0) (0,k) O
(x,y)
Chapter 3  ·  Class IX Mathematics  ·  MCQ Practice

MCQ Practice Arena

Coordinate Geometry

Four Quadrants, Two Axes, Infinite Questions — Plot Your Way to Full Marks

📋 40 MCQs ⭐ 22 PYQs ⏱ 40 sec/Q
🚀 Start Practising 📖 Revise Notes First

MCQ Bank Snapshot

40Total MCQs
22Easy
14Medium
4Hard
22PYQs
40 secAvg Time/Q
6Topics
Easy 55% Medium 35% Hard 10%

Why Practise These MCQs?

CBSE Class IXNTSEState Boards

Coordinate Geometry in Class IX is introductory — covering the Cartesian plane, axes, quadrants, and plotting points. MCQs here are among the fastest in Class IX, averaging 40 seconds each. CBSE exams include 1–2 direct MCQs on quadrant identification and coordinate reading. This chapter provides the foundation for Class X Coordinate Geometry, so mastering signs here pays forward.

Topic-wise MCQ Breakdown

Cartesian Plane & Axes6 Q
Quadrant Identification10 Q
Plotting Points8 Q
Signs of Coordinates per Quadrant8 Q
Points on Axes (x-axis / y-axis)5 Q
Origin and Special Points3 Q

Must-Know Formulae Before You Start

Recall these cold before attempting MCQs — they appear in >70% of questions.

$\text{Quadrant I: } (+,+)$
$\text{Quadrant II: } (-,+)$
$\text{Quadrant III: } (-,-)$
$\text{Quadrant IV: } (+,-)$
$\text{Point on x-axis: } (x,0)$
$\text{Point on y-axis: } (0,y)$
$\text{Origin: } (0,0)$

MCQ Solving Strategy

For quadrant MCQs, use the mnemonic "All Students Take Calculus" — All (+,+), Students (−,+), Take (−,−), Calculus (+,−) for Q1, Q2, Q3, Q4 respectively. For axis MCQs: if y = 0, the point is on the x-axis; if x = 0, it's on the y-axis. Both zero means origin. For plotting, always write (x, y) — x is horizontal movement, y is vertical. Never swap them.

⚠ Common Traps & Errors

Difficulty Ladder

Work through each rung in order — do not jump to Hard before mastering Easy.

① Easy

Identify quadrant from coordinates, read coordinates from plotted points

② Medium

Points on axes, sign analysis, mirror reflections across axes

③ Hard

Conditions on x/y for quadrant membership, combined coordinate reasoning

★ PYQ

CBSE — direct quadrant and axis identification; NTSE — coordinate reasoning

Continue Your Preparation

📖 Chapter Notes Revise concepts & theory 🧠 MCQ Practice Topic-wise Questions 📘✔️ Exercises Step-by-step NCERT solutions ✔️❌ True / False Concept-based True & False ➡ Next Chapter Linear Equations in Two Variables
🎯 Knowledge Check

Maths — COORDINATE GEOMETRY

50 Questions Class 9 MCQs
1
Who introduced the concept of Coordinate Geometry?
2
What is another name for Coordinate Geometry?
3
The Cartesian system consists of how many mutually perpendicular lines?
4
The horizontal line in the Cartesian plane is called the:
5
The vertical line in the Cartesian plane is called the:
6
The point where X-axis and Y-axis intersect is called:
7
Coordinates of the origin are:
8
The X-axis and Y-axis divide the plane into how many parts?
9
Each part formed by the intersection of the axes is called a:
10
The axes meet at a point called:
11
The X-axis and Y-axis together are called:
12
The plane formed by the coordinate axes is called the:
13
Coordinates of any point are written in the form:
14
In (x, y), x represents:
15
In (x, y), y represents:
16
The first quadrant contains points with:
17
The second quadrant contains points with:
18
The third quadrant contains points with:
19
The fourth quadrant contains points with:
20
The axes divide the plane into how many quadrants?
21
The coordinates of any point on the X-axis are of the form:
22
The coordinates of any point on the Y-axis are of the form:
23
If a point lies in the first quadrant, then both coordinates are:
24
The coordinates of a point on the origin are always:
25
What are coordinates of point on Y-axis 3 units above origin?
26
What are coordinates of point on X-axis 5 units left of origin?
27
The sign of x and y coordinates in the third quadrant are:
28
The coordinates (4, –3) lie in which quadrant?
29
The coordinates (–2, 5) lie in which quadrant?
30
Which point lies on X-axis?
31
Which point lies on Y-axis?
32
The coordinate axes intersect at an angle of:
33
Abscissa of point (–7, 4) is:
34
Ordinate of point (–7, 4) is:
35
The point (0, –3) lies on:
36
The coordinates of a point are (–x, –y). The point lies in:
37
Coordinates of a point 2 units to the right of Y-axis and 3 units above X-axis are:
38
The sign of coordinates of points in the fourth quadrant is:
39
Which coordinate axis corresponds to abscissa?
40
The coordinates of a point 4 units below X-axis and 2 units to the left of Y-axis are:
41
The coordinates (5, 0) represent a point on:
42
The coordinates (0, 8) represent a point on:
43
Which quadrant will contain (–3, –4)?
44
If x = 0, the point lies on:
45
If y = 0, the point lies on:
46
The coordinate plane is also called:
47
The coordinates (–x, y) lie in:
48
Coordinates of a point 6 units below X-axis are:
49
If x-coordinate of a point is zero, it lies on:
50
If both coordinates are zero, point is:
📚
ACADEMIA AETERNUM तमसो मा ज्योतिर्गमय · Est. 2025
Sharing this chapter
Class 9 Coordinate Geometry MCQs with Answers
Class 9 Coordinate Geometry MCQs with Answers — Complete Notes & Solutions · academia-aeternum.com
Coordinate Geometry is an essential topic in Class 9 Mathematics that bridges algebra and geometry. It helps students represent geometrical figures using coordinates and understand the relationship between numbers and shapes on a plane. These Class 9 Coordinate Geometry MCQs are based strictly on NCERT Chapter 3 and are designed to strengthen your conceptual understanding. Each question comes with four options, the correct answer, and a short explanation to help you prepare effectively for…
🎓 Class 9 📐 Mathematics 📖 NCERT ✅ Free Access 🏆 CBSE · JEE
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Frequently Asked Questions

Coordinate geometry is the study of geometric points, lines, and shapes using the Cartesian coordinate system to represent them with numerical coordinates.

The Cartesian system allows us to precisely locate and describe points in a plane, making it easier to solve geometric problems using algebra and graphs.

Abscissa is the x-coordinate (horizontal value) and ordinate is the y-coordinate (vertical value) of a point on the Cartesian plane.

To plot (x, y), start at the origin, move x units along the x-axis, then y units up or down parallel to the y-axis.

The origin is the point (0, 0) where the x-axis and y-axis intersect; it is the reference for locating all other points.

Axes are the two perpendicular reference lines, x-axis (horizontal) and y-axis (vertical), used to define coordinates of points.

Coordinates are an ordered pair of numbers (x, y) that specify the position of a point in the coordinate plane.

Coordinate geometry helps in fields like navigation, engineering designs, computer graphics, mapping, and physics by locating and analyzing positions.

The plane is divided into four quadrants, each representing different signs (+/-) for x and y, helping to identify position of points.

Check the signs of x and y: both positive (I), x negative & y positive (II), both negative (III), x positive & y negative (IV).

Questions include plotting points, interpreting coordinates, working with axes, identifying quadrants, and simple geometric applications.

Solutions are available in the NCERT textbook and on various educational websites offering chapter-wise answers and explanations.

Yes, if the x-coordinate or y-coordinate of a point is zero, it lies on either the y-axis or x-axis respectively.

Always write the x-coordinate first, then the y-coordinate, separated by a comma, as (x, y).

Signs indicate the direction from the origin on the axes: positive means right or up, negative means left or down.

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    COORDINATE GEOMETRY — Learning Resources

    📄 Detailed Notes
    ✔️ True / False
    📌 Exercise
    📝 Exercises
    Exercise 3.1 and 3.2
    📚
    ACADEMIA AETERNUM तमसो मा ज्योतिर्गमय · Est. 2025
    Sharing this chapter
    Class 9 Coordinate Geometry MCQs with Answers
    Class 9 Coordinate Geometry MCQs with Answers — Complete Notes & Solutions · academia-aeternum.com
    Coordinate Geometry is an essential topic in Class 9 Mathematics that bridges algebra and geometry. It helps students represent geometrical figures using coordinates and understand the relationship between numbers and shapes on a plane. These Class 9 Coordinate Geometry MCQs are based strictly on NCERT Chapter 3 and are designed to strengthen your conceptual understanding. Each question comes with four options, the correct answer, and a short explanation to help you prepare effectively for…
    🎓 Class 9 📐 Mathematics 📖 NCERT ✅ Free Access 🏆 CBSE · JEE
    Share on
    WhatsApp
    Telegram
    X / Twitter
    Facebook
    Instagram
    Threads
    Pinterest
    LinkedIn
    Quora
    Discord
    Reddit
    Email
    academia-aeternum.com/class-9/mathematics/coordinate-geometry/mcqs/ Copy link
    💡
    Exam tip: Sharing chapter notes with your study group creates a reinforcement loop. Teaching a concept is the fastest path to mastering it.

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