ORDINATES
Definition Of Ordinates
Ordinate is the value of the Y-coordinate on a coordinate plane.
Ordinate is the value of the vertical axis on a coordinate plane.
More About Ordinates
The ordered pair of point P is (1, 4). The ordinate of the ordered pair (1, 4) is 4.
The ordinate of the point (2, 5) is 5.
Video Examples: Addition & Subtraction of Ordinates
Solved Example on Ordinates
Ques: Identify the ordinate of the point D.
Choices:
A. 4
B. - 4
C. 3
D. 1
Correct Answer: B
Solution:
Step 1: The ordinate is the value of the Y-axis on the coordinate plane.
Step 2: The ordered pair of point D is (4, - 4).
Step 3: So, the ordinate of point D is - 4.
Quick Summary
- Ordinate is the y-value in an (x, y) coordinate pair.
- It represents the vertical position of a point.
- The ordinate is the distance along the vertical axis.
🍎 Teacher Insights
Use visual aids and real-world examples to illustrate the concept of ordinate. Emphasize the difference between ordinate and abscissa.🎓 Prerequisites
- Basic understanding of coordinate plane
- Knowledge of x and y axes
- Understanding of ordered pairs
Check Your Knowledge
Q1: What is the ordinate of the point (3, -2)?
Q2: Which axis represents the ordinate?
Frequently Asked Questions
Q: What is the ordinate?
A: The ordinate is the y-coordinate in an ordered pair (x, y), representing the point's vertical position.
Q: How do I find the ordinate of a point?
A: Look at the y-value in the ordered pair representing the point.