- A23
- B42
- C21
- D19
Step-by-Step Solution
Every listed point has -coordinate 0, so all of them lie on the -axis. There are 21 points (from (0,0) to (0,20)).
Answer: C) 21
Consider the points (0, 0), (0, 1), (0, 2), (0, 3), ... , (0, 20). How many of these 21 points lie on the -axis?
Class 9Points on the AxesCoordinate Geometry
Master this chapter in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Points on the Axes practice questions
More Class 9 Points on the Axes practice
A point A(k^2 - 9, 0) lies on the x-axis (which is automatic) and is exactly the origin.…Every point that lies on the x-axis has its y-coordinate equal to:Every point that lies on the y-axis has its x-coordinate equal to:A point of the form (a, 0) always lies on the x-axis. (Type 1 for True, 0 for False.)Riya marks the point (8, 0) on graph paper. How far is this point from the origin (in…