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The two coordinates needed for a point are x and:
Aw-coordinate
Bv-coordinate
Cy-coordinate
Dz-coordinate
Answer & Solution
Correct answer: C. y-coordinate
1. A plane needs exactly two numbers.
2. One is the x-coordinate.
3. For fixing a point on the graph sheet we need x-coordinate and y-coordinate.
4. So the answer is the y-coordinate.
_Source: NCERT Class 8 Mathematics, Ch 13 'Introduction to Graphs'_
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