CLASS IX
Understanding Coordinates of a Point
1. Drag Point P anywhere in the Quadrant I and observe the sign of X-Coordinate: + or -
2. Drag Point P anywhere in the Quadrant I and observe the sign of Y-Coordinate: + or -
3. Tick your Conclusion :
Any Point in Quadrant I is of the form (i) (+,+) (ii) (+,-) (iii) (-,+) (iv) (-,-)
4. Drag Point P anywhere in the Quadrant II and observe the sign of X-Coordinate: + or -
5. Drag Point P anywhere in the Quadrant II and observe the sign of Y-Coordinate: + or -
6. Tick your Conclusion :
Any Point in Quadrant II is of the form (i) (+,+) (ii) (+,-) (iii) (-,+) (iv) (-,-)
7. Drag Point P anywhere in the Quadrant III and observe the sign of X-Coordinate: + or -
8. Drag Point P anywhere in the Quadrant III and observe the sign of Y-Coordinate: + or -
9. Tick your Conclusion :
Any Point in Quadrant III is of the form (i) (+,+) (ii) (+,-) (iii) (-,+) (iv) (-,-)
10. Drag Point P anywhere in the Quadrant IV and observe the sign of X-Coordinate: + or -
11. Drag Point P anywhere in the Quadrant IV and observe the sign of Y-Coordinate: + or -
12. Tick your Conclusion :
Any Point in Quadrant IV is of the form (i) (+,+) (ii) (+,-) (iii) (-,+) (iv) (-,-)
13. Drag Point P anywhere on the X- Axis and observe the Y-Coordinate of Point P: _________
14. Tick your Conclusion :
Any Point on X -Axis is of the form (i) (x,0) (ii) (o,x)
15. Drag Point P anywhere on the Y- Axis and observe the X-Coordinate of Point P: _________
16. Tick your Conclusion :
Any Point on Y -Axis is of the form (i) (y,0) (ii) (o,y)
Question : In which Quadrant or on which Axis do the following points lie:
1. __________ ___ 2. ___________ 3. _______________
4. _______________ 5. ____________ 6. _________________
Verify your answer by locating them on Coordinate Plane.