alleryA point on the x-axis, 4.5 units to the right of O, is:
A(0, 4.5)
B(4.5, 1)
C(1, 4.5)
D(4.5, 0)
Answer & Solution
Correct answer: D. (4.5, 0)
1. A point on the x-axis has no height above the axis.
2. So its y-coordinate must be zero.
3. The point is (4.5, 0).
4. So the answer is (4.5, 0).
_Source: syllabus Mathematics, Ch 1 'Orienting Yourself: The Use of Coordinates'_
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