Vidaara.orgClass 9 · Mathematics
CodeVID-M09-03-CRT-01
Cartesian Plane & Coordinates — Assignment
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- All questions are compulsory.
- Section A carries 1 mark each, Section B 2 marks, Section C 3 marks and Section D 5 marks.
- Show all working for Sections B, C and D. Only final answers are given at the end — for full solutions, raise your doubts with your teacher.
Section A — Multiple Choice Questions
5 × 1 = 5 marks
1.
The horizontal axis is the:
- A.y-axis
- B.x-axis
- C.origin
- D.ordinate
2.
The vertical axis is the:
- A.x-axis
- B.y-axis
- C.origin
- D.abscissa
3.
The axes meet at the:
- A.unit point
- B.origin
- C.vertex
- D.quadrant
4.
In $(4,-2)$, the abscissa is:
- A.$-2$
- B.$4$
- C.$2$
- D.$0$
5.
In $(4,-2)$, the ordinate is:
- A.$4$
- B.$-2$
- C.$2$
- D.$0$
Section B — Short Answer (2 marks)
4 × 2 = 8 marks
6.
Name the coordinates of the origin.
7.
In $(4,-2)$, state the abscissa.
8.
In $(4,-2)$, state the ordinate.
9.
Into how many quadrants do the axes divide the plane?
Section C — Short Answer (3 marks)
4 × 3 = 12 marks
10.
Where does the point $(0,5)$ lie?
11.
Where does $(-3,0)$ lie?
12.
Write the coordinates of a point $3$ units right and $2$ up from the origin.
13.
What is the form of the coordinates of any point on the x-axis?
Section D — Long Answer (5 marks)
2 × 5 = 10 marks
14.
State the axis or quadrant for each: $(2,3),(0,4),(-5,0),(-2,-3)$.
15.
A point lies on the y-axis $4$ units below the origin. Write its coordinates.
Answer Key
Section A — Multiple Choice Questions
- (B) x-axis
- (B) y-axis
- (B) origin
- (B) $4$
- (B) $-2$
Section B — Short Answer (2 marks)
- $(0,0)$.
- $4$.
- $-2$.
- $4$.
Section C — Short Answer (3 marks)
- On the y-axis.
- On the x-axis.
- $(3,2)$.
- $(x,0)$.
Section D — Long Answer (5 marks)
- Quadrant I, y-axis, x-axis, Quadrant III.
- $(0,-4)$.
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