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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.