CBSE Class 10-Mathematics: Chapter –7 Coordinate Geometry Part 3

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Question 12:

The distance between and Q is . The value of a is

(a)

(b)

(c)

(d)

Answer:

(c)

Question 13:

On which axis point lie

(a) x-axis

(b) y-axis

(c) Both

(d) None of these

Answer:

(a) x-axis

Question 14:

The distance of the point from the origin is

(a)

(b)

(c)

(d)

Answer:

(b)

Question 15:

The coordinates of the mid-point of the line segment joining is

(a)

(b)

(c)

(d)

Answer:

(a)

Question 16:

Two vertices of a are and . If the coordinates of its centroid be then the coordinates of the third vertex C is

(a)

(b)

(c)

(d)

Answer:

(c)

Question 17:

The abscissa of every point on y-axis is

(a)

(b)

(c)

(d)

Answer:

(a)

Question 18:

The ordinate of every point on -axis is

(a)

(b)

(c)

(d)

Answer:

(c)